Name	Flags	Card.	Type	Description & Constraints
Encounter			Encounter
Slices for identifier		1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open by value:system
identifier:HOSP_ID		0..1	Identifier	Identifier(s) by which this encounter is known
system		1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-hosp
value	C	1..1	string	Hospital encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value
identifier:ED_ID		0..1	Identifier	Identifier(s) by which this encounter is known
system		1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-ed
value	C	1..1	string	ED encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value
identifier:ICU_ID		0..1	Identifier	Identifier(s) by which this encounter is known
system		1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-icu
value	C	1..1	string	ICU encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value
status		1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Required Pattern: finished
type		1..*	CodeableConcept	Specific type of encounter Binding: MimicEncounterType (required)
serviceType		0..1	CodeableConcept	Specific type of service Binding: MimicServices (required)
subject		1..1	Reference(MIMIC Patient)	The patient or group present at the encounter
period		1..1	Period	The start and end time of the encounter
start		1..1	dateTime	Starting time with inclusive boundary
end		1..1	dateTime	End time with inclusive boundary, if not ongoing
hospitalization
admitSource		0..1	CodeableConcept	From where patient was admitted (physician referral, transfer) Binding: MimicAdmitSource (required)
dischargeDisposition		0..1	CodeableConcept	Category or kind of location after discharge Binding: MimicDischargeDisposition (required)
serviceProvider		0..1	Reference(MIMIC Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(MIMIC Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
Encounter.type	required	MimicEncounterType http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-encounter-type from this IG
Encounter.serviceType	required	MimicServices http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-services from this IG
Encounter.hospitalization.admitSource	required	MimicAdmitSource http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-admit-source from this IG
Encounter.hospitalization.dischargeDisposition	required	MimicDischargeDisposition http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-discharge-disposition from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
mimic-encounter-id	error	Encounter.identifier:HOSP_ID.value, Encounter.identifier:ED_ID.value, Encounter.identifier:ICU_ID.value	Identifier must be a 8 digit numeric value : value.matches('^[0-9]{8}$')

Name	Flags	Card.	Type	Description & Constraints
Encounter		0..*	Encounter	An interaction during which services are provided to the patient
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open by value:system
identifier:HOSP_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-hosp
value	ΣC	1..1	string	Hospital encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
identifier:ED_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-ed
value	ΣC	1..1	string	ED encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
identifier:ICU_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-icu
value	ΣC	1..1	string	ICU encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
status	?!Σ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter. Required Pattern: finished
class	Σ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode (extensible): Classification of the encounter.
type	Σ	1..*	CodeableConcept	Specific type of encounter Binding: MimicEncounterType (required)
serviceType	Σ	0..1	CodeableConcept	Specific type of service Binding: MimicServices (required)
subject	Σ	1..1	Reference(MIMIC Patient)	The patient or group present at the encounter
period		1..1	Period	The start and end time of the encounter
start	ΣC	1..1	dateTime	Starting time with inclusive boundary
end	ΣC	1..1	dateTime	End time with inclusive boundary, if not ongoing
serviceProvider		0..1	Reference(MIMIC Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(MIMIC Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Encounter.identifier:HOSP_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ED_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ICU_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.status	required	Pattern: finished http://hl7.org/fhir/ValueSet/encounter-status|4.0.1 from the FHIR Standard
Encounter.class	extensible	ActEncounterCode http://terminology.hl7.org/ValueSet/v3-ActEncounterCode
Encounter.type	required	MimicEncounterType http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-encounter-type from this IG
Encounter.serviceType	required	MimicServices http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-services from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Encounter	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Encounter	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Encounter	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
mimic-encounter-id	error	Encounter.identifier:HOSP_ID.value, Encounter.identifier:ED_ID.value, Encounter.identifier:ICU_ID.value	Identifier must be a 8 digit numeric value : value.matches('^[0-9]{8}$')

Name	Flags	Card.	Type	Description & Constraints
Encounter		0..*	Encounter	An interaction during which services are provided to the patient
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open by value:system
identifier:HOSP_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-hosp
value	ΣC	1..1	string	Hospital encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
identifier:ED_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-ed
value	ΣC	1..1	string	ED encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
identifier:ICU_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-icu
value	ΣC	1..1	string	ICU encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
status	?!Σ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter. Required Pattern: finished
statusHistory		0..*	BackboneElement	List of past encounter statuses
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
status		1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter.
period		1..1	Period	The time that the episode was in the specified status
class	Σ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode (extensible): Classification of the encounter.
classHistory		0..*	BackboneElement	List of past encounter classes
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
class		1..1	Coding	inpatient | outpatient | ambulatory | emergency + Binding: ActEncounterCode (extensible): Classification of the encounter.
period		1..1	Period	The time that the episode was in the specified class
type	Σ	1..*	CodeableConcept	Specific type of encounter Binding: MimicEncounterType (required)
serviceType	Σ	0..1	CodeableConcept	Specific type of service Binding: MimicServices (required)
priority		0..1	CodeableConcept	Indicates the urgency of the encounter Binding: ActPriority (example): Indicates the urgency of the encounter.
subject	Σ	1..1	Reference(MIMIC Patient)	The patient or group present at the encounter
episodeOfCare	Σ	0..*	Reference(EpisodeOfCare)	Episode(s) of care that this encounter should be recorded against
basedOn		0..*	Reference(ServiceRequest)	The ServiceRequest that initiated this encounter
participant	Σ	0..*	BackboneElement	List of participants involved in the encounter
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type	Σ	0..*	CodeableConcept	Role of participant in encounter Binding: ParticipantType (extensible): Role of participant in encounter.
period		0..1	Period	Period of time during the encounter that the participant participated
individual	Σ	0..1	Reference(Practitioner | PractitionerRole | RelatedPerson)	Persons involved in the encounter other than the patient
appointment	Σ	0..*	Reference(Appointment)	The appointment that scheduled this encounter
period		1..1	Period	The start and end time of the encounter
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
start	ΣC	1..1	dateTime	Starting time with inclusive boundary
end	ΣC	1..1	dateTime	End time with inclusive boundary, if not ongoing
length		0..1	Duration	Quantity of time the encounter lasted (less time absent)
reasonCode	Σ	0..*	CodeableConcept	Coded reason the encounter takes place Binding: EncounterReasonCodes (preferred): Reason why the encounter takes place.
reasonReference	Σ	0..*	Reference(Condition | Procedure | Observation | ImmunizationRecommendation)	Reason the encounter takes place (reference)
diagnosis	Σ	0..*	BackboneElement	The list of diagnosis relevant to this encounter
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
condition	Σ	1..1	Reference(Condition | Procedure)	The diagnosis or procedure relevant to the encounter
use		0..1	CodeableConcept	Role that this diagnosis has within the encounter (e.g. admission, billing, discharge …) Binding: DiagnosisRole (preferred): The type of diagnosis this condition represents.
rank		0..1	positiveInt	Ranking of the diagnosis (for each role type)
account		0..*	Reference(Account)	The set of accounts that may be used for billing for this Encounter
hospitalization		0..1	BackboneElement	Details about the admission to a healthcare service
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
preAdmissionIdentifier		0..1	Identifier	Pre-admission identifier
origin		0..1	Reference(Location | Organization)	The location/organization from which the patient came before admission
admitSource		0..1	CodeableConcept	From where patient was admitted (physician referral, transfer) Binding: MimicAdmitSource (required)
reAdmission		0..1	CodeableConcept	The type of hospital re-admission that has occurred (if any). If the value is absent, then this is not identified as a readmission Binding: hl7VS-re-admissionIndicator (example): The reason for re-admission of this hospitalization encounter.
dietPreference		0..*	CodeableConcept	Diet preferences reported by the patient Binding: Diet (example): Medical, cultural or ethical food preferences to help with catering requirements.
specialCourtesy		0..*	CodeableConcept	Special courtesies (VIP, board member) Binding: SpecialCourtesy (preferred): Special courtesies.
specialArrangement		0..*	CodeableConcept	Wheelchair, translator, stretcher, etc. Binding: SpecialArrangements (preferred): Special arrangements.
destination		0..1	Reference(Location | Organization)	Location/organization to which the patient is discharged
dischargeDisposition		0..1	CodeableConcept	Category or kind of location after discharge Binding: MimicDischargeDisposition (required)
location		0..*	BackboneElement	List of locations where the patient has been
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
location		1..1	Reference(Location)	Location the encounter takes place
status		0..1	code	planned | active | reserved | completed Binding: EncounterLocationStatus (required): The status of the location.
physicalType		0..1	CodeableConcept	The physical type of the location (usually the level in the location hierachy - bed room ward etc.) Binding: LocationType (example): Physical form of the location.
period		0..1	Period	Time period during which the patient was present at the location
serviceProvider		0..1	Reference(MIMIC Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(MIMIC Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Encounter.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding http://hl7.org/fhir/ValueSet/languages from the FHIR Standard
Encounter.identifier:HOSP_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:HOSP_ID.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard
Encounter.identifier:ED_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ED_ID.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard
Encounter.identifier:ICU_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ICU_ID.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard
Encounter.status	required	Pattern: finished http://hl7.org/fhir/ValueSet/encounter-status|4.0.1 from the FHIR Standard
Encounter.statusHistory.status	required	EncounterStatus http://hl7.org/fhir/ValueSet/encounter-status|4.0.1 from the FHIR Standard
Encounter.class	extensible	ActEncounterCode http://terminology.hl7.org/ValueSet/v3-ActEncounterCode
Encounter.classHistory.class	extensible	ActEncounterCode http://terminology.hl7.org/ValueSet/v3-ActEncounterCode
Encounter.type	required	MimicEncounterType http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-encounter-type from this IG
Encounter.serviceType	required	MimicServices http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-services from this IG
Encounter.priority	example	ActPriority http://terminology.hl7.org/ValueSet/v3-ActPriority
Encounter.participant.type	extensible	ParticipantType http://hl7.org/fhir/ValueSet/encounter-participant-type from the FHIR Standard
Encounter.reasonCode	preferred	EncounterReasonCodes http://hl7.org/fhir/ValueSet/encounter-reason from the FHIR Standard
Encounter.diagnosis.use	preferred	DiagnosisRole http://hl7.org/fhir/ValueSet/diagnosis-role from the FHIR Standard
Encounter.hospitalization.admitSource	required	MimicAdmitSource http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-admit-source from this IG
Encounter.hospitalization.reAdmission	example	Hl7VSReAdmissionIndicator http://terminology.hl7.org/ValueSet/v2-0092
Encounter.hospitalization.dietPreference	example	Diet http://hl7.org/fhir/ValueSet/encounter-diet from the FHIR Standard
Encounter.hospitalization.specialCourtesy	preferred	SpecialCourtesy http://hl7.org/fhir/ValueSet/encounter-special-courtesy from the FHIR Standard
Encounter.hospitalization.specialArrangement	preferred	SpecialArrangements http://hl7.org/fhir/ValueSet/encounter-special-arrangements from the FHIR Standard
Encounter.hospitalization.dischargeDisposition	required	MimicDischargeDisposition http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-discharge-disposition from this IG
Encounter.location.status	required	EncounterLocationStatus http://hl7.org/fhir/ValueSet/encounter-location-status|4.0.1 from the FHIR Standard
Encounter.location.physicalType	example	LocationType http://hl7.org/fhir/ValueSet/location-physical-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Encounter	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Encounter	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Encounter	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
mimic-encounter-id	error	Encounter.identifier:HOSP_ID.value, Encounter.identifier:ED_ID.value, Encounter.identifier:ICU_ID.value	Identifier must be a 8 digit numeric value : value.matches('^[0-9]{8}$')

Summary

Mandatory: 6 elements (6 nested mandatory elements)

Structures

This structure refers to these other structures:

• MIMIC Patient (http://mimic.mit.edu/fhir/mimic/StructureDefinition/mimic-patient)
• MIMIC Organization (http://mimic.mit.edu/fhir/mimic/StructureDefinition/mimic-organization)
• MIMIC Encounter (http://mimic.mit.edu/fhir/mimic/StructureDefinition/mimic-encounter)

Slices

This structure defines the following Slices:

• The element Encounter.identifier is sliced based on the value of value:system

Name	Flags	Card.	Type	Description & Constraints
Encounter			Encounter
Slices for identifier		1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open by value:system
identifier:HOSP_ID		0..1	Identifier	Identifier(s) by which this encounter is known
system		1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-hosp
value	C	1..1	string	Hospital encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value
identifier:ED_ID		0..1	Identifier	Identifier(s) by which this encounter is known
system		1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-ed
value	C	1..1	string	ED encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value
identifier:ICU_ID		0..1	Identifier	Identifier(s) by which this encounter is known
system		1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-icu
value	C	1..1	string	ICU encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value
status		1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Required Pattern: finished
type		1..*	CodeableConcept	Specific type of encounter Binding: MimicEncounterType (required)
serviceType		0..1	CodeableConcept	Specific type of service Binding: MimicServices (required)
subject		1..1	Reference(MIMIC Patient)	The patient or group present at the encounter
period		1..1	Period	The start and end time of the encounter
start		1..1	dateTime	Starting time with inclusive boundary
end		1..1	dateTime	End time with inclusive boundary, if not ongoing
hospitalization
admitSource		0..1	CodeableConcept	From where patient was admitted (physician referral, transfer) Binding: MimicAdmitSource (required)
dischargeDisposition		0..1	CodeableConcept	Category or kind of location after discharge Binding: MimicDischargeDisposition (required)
serviceProvider		0..1	Reference(MIMIC Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(MIMIC Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
Encounter.type	required	MimicEncounterType http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-encounter-type from this IG
Encounter.serviceType	required	MimicServices http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-services from this IG
Encounter.hospitalization.admitSource	required	MimicAdmitSource http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-admit-source from this IG
Encounter.hospitalization.dischargeDisposition	required	MimicDischargeDisposition http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-discharge-disposition from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
mimic-encounter-id	error	Encounter.identifier:HOSP_ID.value, Encounter.identifier:ED_ID.value, Encounter.identifier:ICU_ID.value	Identifier must be a 8 digit numeric value : value.matches('^[0-9]{8}$')

Name	Flags	Card.	Type	Description & Constraints
Encounter		0..*	Encounter	An interaction during which services are provided to the patient
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open by value:system
identifier:HOSP_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-hosp
value	ΣC	1..1	string	Hospital encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
identifier:ED_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-ed
value	ΣC	1..1	string	ED encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
identifier:ICU_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-icu
value	ΣC	1..1	string	ICU encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
status	?!Σ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter. Required Pattern: finished
class	Σ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode (extensible): Classification of the encounter.
type	Σ	1..*	CodeableConcept	Specific type of encounter Binding: MimicEncounterType (required)
serviceType	Σ	0..1	CodeableConcept	Specific type of service Binding: MimicServices (required)
subject	Σ	1..1	Reference(MIMIC Patient)	The patient or group present at the encounter
period		1..1	Period	The start and end time of the encounter
start	ΣC	1..1	dateTime	Starting time with inclusive boundary
end	ΣC	1..1	dateTime	End time with inclusive boundary, if not ongoing
serviceProvider		0..1	Reference(MIMIC Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(MIMIC Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Encounter.identifier:HOSP_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ED_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ICU_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.status	required	Pattern: finished http://hl7.org/fhir/ValueSet/encounter-status|4.0.1 from the FHIR Standard
Encounter.class	extensible	ActEncounterCode http://terminology.hl7.org/ValueSet/v3-ActEncounterCode
Encounter.type	required	MimicEncounterType http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-encounter-type from this IG
Encounter.serviceType	required	MimicServices http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-services from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Encounter	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Encounter	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Encounter	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
mimic-encounter-id	error	Encounter.identifier:HOSP_ID.value, Encounter.identifier:ED_ID.value, Encounter.identifier:ICU_ID.value	Identifier must be a 8 digit numeric value : value.matches('^[0-9]{8}$')

Name	Flags	Card.	Type	Description & Constraints
Encounter		0..*	Encounter	An interaction during which services are provided to the patient
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open by value:system
identifier:HOSP_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-hosp
value	ΣC	1..1	string	Hospital encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
identifier:ED_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-ed
value	ΣC	1..1	string	ED encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
identifier:ICU_ID	Σ	0..1	Identifier	Identifier(s) by which this encounter is known
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system	Σ	1..1	uri	The namespace for the identifier value Required Pattern: http://mimic.mit.edu/fhir/mimic/identifier/encounter-icu
value	ΣC	1..1	string	ICU encounter identifier mimic-encounter-id: Identifier must be a 8 digit numeric value Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
status	?!Σ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter. Required Pattern: finished
statusHistory		0..*	BackboneElement	List of past encounter statuses
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
status		1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter.
period		1..1	Period	The time that the episode was in the specified status
class	Σ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode (extensible): Classification of the encounter.
classHistory		0..*	BackboneElement	List of past encounter classes
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
class		1..1	Coding	inpatient | outpatient | ambulatory | emergency + Binding: ActEncounterCode (extensible): Classification of the encounter.
period		1..1	Period	The time that the episode was in the specified class
type	Σ	1..*	CodeableConcept	Specific type of encounter Binding: MimicEncounterType (required)
serviceType	Σ	0..1	CodeableConcept	Specific type of service Binding: MimicServices (required)
priority		0..1	CodeableConcept	Indicates the urgency of the encounter Binding: ActPriority (example): Indicates the urgency of the encounter.
subject	Σ	1..1	Reference(MIMIC Patient)	The patient or group present at the encounter
episodeOfCare	Σ	0..*	Reference(EpisodeOfCare)	Episode(s) of care that this encounter should be recorded against
basedOn		0..*	Reference(ServiceRequest)	The ServiceRequest that initiated this encounter
participant	Σ	0..*	BackboneElement	List of participants involved in the encounter
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type	Σ	0..*	CodeableConcept	Role of participant in encounter Binding: ParticipantType (extensible): Role of participant in encounter.
period		0..1	Period	Period of time during the encounter that the participant participated
individual	Σ	0..1	Reference(Practitioner | PractitionerRole | RelatedPerson)	Persons involved in the encounter other than the patient
appointment	Σ	0..*	Reference(Appointment)	The appointment that scheduled this encounter
period		1..1	Period	The start and end time of the encounter
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
start	ΣC	1..1	dateTime	Starting time with inclusive boundary
end	ΣC	1..1	dateTime	End time with inclusive boundary, if not ongoing
length		0..1	Duration	Quantity of time the encounter lasted (less time absent)
reasonCode	Σ	0..*	CodeableConcept	Coded reason the encounter takes place Binding: EncounterReasonCodes (preferred): Reason why the encounter takes place.
reasonReference	Σ	0..*	Reference(Condition | Procedure | Observation | ImmunizationRecommendation)	Reason the encounter takes place (reference)
diagnosis	Σ	0..*	BackboneElement	The list of diagnosis relevant to this encounter
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
condition	Σ	1..1	Reference(Condition | Procedure)	The diagnosis or procedure relevant to the encounter
use		0..1	CodeableConcept	Role that this diagnosis has within the encounter (e.g. admission, billing, discharge …) Binding: DiagnosisRole (preferred): The type of diagnosis this condition represents.
rank		0..1	positiveInt	Ranking of the diagnosis (for each role type)
account		0..*	Reference(Account)	The set of accounts that may be used for billing for this Encounter
hospitalization		0..1	BackboneElement	Details about the admission to a healthcare service
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
preAdmissionIdentifier		0..1	Identifier	Pre-admission identifier
origin		0..1	Reference(Location | Organization)	The location/organization from which the patient came before admission
admitSource		0..1	CodeableConcept	From where patient was admitted (physician referral, transfer) Binding: MimicAdmitSource (required)
reAdmission		0..1	CodeableConcept	The type of hospital re-admission that has occurred (if any). If the value is absent, then this is not identified as a readmission Binding: hl7VS-re-admissionIndicator (example): The reason for re-admission of this hospitalization encounter.
dietPreference		0..*	CodeableConcept	Diet preferences reported by the patient Binding: Diet (example): Medical, cultural or ethical food preferences to help with catering requirements.
specialCourtesy		0..*	CodeableConcept	Special courtesies (VIP, board member) Binding: SpecialCourtesy (preferred): Special courtesies.
specialArrangement		0..*	CodeableConcept	Wheelchair, translator, stretcher, etc. Binding: SpecialArrangements (preferred): Special arrangements.
destination		0..1	Reference(Location | Organization)	Location/organization to which the patient is discharged
dischargeDisposition		0..1	CodeableConcept	Category or kind of location after discharge Binding: MimicDischargeDisposition (required)
location		0..*	BackboneElement	List of locations where the patient has been
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
location		1..1	Reference(Location)	Location the encounter takes place
status		0..1	code	planned | active | reserved | completed Binding: EncounterLocationStatus (required): The status of the location.
physicalType		0..1	CodeableConcept	The physical type of the location (usually the level in the location hierachy - bed room ward etc.) Binding: LocationType (example): Physical form of the location.
period		0..1	Period	Time period during which the patient was present at the location
serviceProvider		0..1	Reference(MIMIC Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(MIMIC Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Encounter.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding http://hl7.org/fhir/ValueSet/languages from the FHIR Standard
Encounter.identifier:HOSP_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:HOSP_ID.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard
Encounter.identifier:ED_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ED_ID.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard
Encounter.identifier:ICU_ID.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Encounter.identifier:ICU_ID.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard
Encounter.status	required	Pattern: finished http://hl7.org/fhir/ValueSet/encounter-status|4.0.1 from the FHIR Standard
Encounter.statusHistory.status	required	EncounterStatus http://hl7.org/fhir/ValueSet/encounter-status|4.0.1 from the FHIR Standard
Encounter.class	extensible	ActEncounterCode http://terminology.hl7.org/ValueSet/v3-ActEncounterCode
Encounter.classHistory.class	extensible	ActEncounterCode http://terminology.hl7.org/ValueSet/v3-ActEncounterCode
Encounter.type	required	MimicEncounterType http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-encounter-type from this IG
Encounter.serviceType	required	MimicServices http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-services from this IG
Encounter.priority	example	ActPriority http://terminology.hl7.org/ValueSet/v3-ActPriority
Encounter.participant.type	extensible	ParticipantType http://hl7.org/fhir/ValueSet/encounter-participant-type from the FHIR Standard
Encounter.reasonCode	preferred	EncounterReasonCodes http://hl7.org/fhir/ValueSet/encounter-reason from the FHIR Standard
Encounter.diagnosis.use	preferred	DiagnosisRole http://hl7.org/fhir/ValueSet/diagnosis-role from the FHIR Standard
Encounter.hospitalization.admitSource	required	MimicAdmitSource http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-admit-source from this IG
Encounter.hospitalization.reAdmission	example	Hl7VSReAdmissionIndicator http://terminology.hl7.org/ValueSet/v2-0092
Encounter.hospitalization.dietPreference	example	Diet http://hl7.org/fhir/ValueSet/encounter-diet from the FHIR Standard
Encounter.hospitalization.specialCourtesy	preferred	SpecialCourtesy http://hl7.org/fhir/ValueSet/encounter-special-courtesy from the FHIR Standard
Encounter.hospitalization.specialArrangement	preferred	SpecialArrangements http://hl7.org/fhir/ValueSet/encounter-special-arrangements from the FHIR Standard
Encounter.hospitalization.dischargeDisposition	required	MimicDischargeDisposition http://mimic.mit.edu/fhir/mimic/ValueSet/mimic-discharge-disposition from this IG
Encounter.location.status	required	EncounterLocationStatus http://hl7.org/fhir/ValueSet/encounter-location-status|4.0.1 from the FHIR Standard
Encounter.location.physicalType	example	LocationType http://hl7.org/fhir/ValueSet/location-physical-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Encounter	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Encounter	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Encounter	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Encounter	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
mimic-encounter-id	error	Encounter.identifier:HOSP_ID.value, Encounter.identifier:ED_ID.value, Encounter.identifier:ICU_ID.value	Identifier must be a 8 digit numeric value : value.matches('^[0-9]{8}$')

Summary

Mandatory: 6 elements (6 nested mandatory elements)

Structures

This structure refers to these other structures:

• MIMIC Patient (http://mimic.mit.edu/fhir/mimic/StructureDefinition/mimic-patient)
• MIMIC Organization (http://mimic.mit.edu/fhir/mimic/StructureDefinition/mimic-organization)
• MIMIC Encounter (http://mimic.mit.edu/fhir/mimic/StructureDefinition/mimic-encounter)

Slices

This structure defines the following Slices:

• The element Encounter.identifier is sliced based on the value of value:system