Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Encounter		0..*	AUCoreEncounter	An encounter in an Australian healthcare context
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
Slices for extension				Content/Rules for all slices
extension:encounterDescription	S	0..1	string	Description, overview or summary of an encounter URL: http://hl7.org.au/fhir/StructureDefinition/encounter-description
extension:associatedHealthcareService		0..*	Reference(HealthcareService)	Associated healthcare service URL: http://hl7.org.au/fhir/StructureDefinition/associated-healthcareservice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	SΣ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open At End by value:system
identifier:authoring-key	SΣ	1..1	HelixBaseAuthoringKey	Identifier(s) by which this encounter is known
status	?!SΣ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter.
class	SΣ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode - AU Extended (extensible)
type	SΣ	0..*	CodeableConcept	Specific type of encounter Binding: https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1 (preferred)
serviceType	SΣ	0..1	CodeableConcept	Specific type of service Binding: https://healthterminologies.gov.au/fhir/ValueSet/service-type-1 (preferred)
subject	SΣ	1..1	Reference(AU Core Patient)	The patient or group present at the encounter
participant	SΣ	0..*	BackboneElement	List of participants involved in the encounter
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type	SΣ	0..*	CodeableConcept	Role of participant in encounter Binding: ParticipantType (extensible): Role of participant in encounter.
individual	SΣ	0..1	Reference(AU Core Practitioner | AU Core PractitionerRole | AU Core RelatedPerson)	Persons involved in the encounter other than the patient
period	S	1..1	Period	The start and end time of the encounter
reasonCode	SΣ	0..*	CodeableConcept	Coded reason the encounter takes place Binding: EncounterReasonCodes (preferred): Reason why the encounter takes place.
reasonReference	SΣ	0..*	Reference(AU Core Condition | AU Core Observation | AU Core Procedure)	Reason the encounter takes place (reference)
hospitalization	S	0..1	BackboneElement	Details about the admission to a healthcare service
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
dischargeDisposition	S	0..1	CodeableConcept	Separation Mode Binding: https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1 (extensible)
location	S	0..*	BackboneElement	List of locations where the patient has been
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
location	S	1..1	Reference(AU Core Location)	Location the encounter takes place
serviceProvider	S	0..1	Reference(AU Core Organization)	The organization (facility) responsible for this encounter
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Encounter.status	Base	required	EncounterStatus	📍4.0.1	FHIR Std.
Encounter.class	Base	extensible	ActEncounterCode - AU Extended	📦4.1.0	AU Base Implementation Guide v4.1
Encounter.type	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1	Not State	Unknown
Encounter.serviceType	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/service-type-1	Not State	Unknown
Encounter.participant.​type	Base	extensible	Participant type	📦4.0.1	FHIR Std.
Encounter.reasonCode	Base	preferred	Encounter Reason Codes	📦4.0.1	FHIR Std.
Encounter.hospitalization.​dischargeDisposition	Base	extensible	https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1	Not State	Unknown

Constraints

Id	Grade	Path(s)	Description	Expression
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()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Encounter		0..*	AUCoreEncounter	An encounter in an Australian healthcare context
Slices for identifier		1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open At End by value:system
identifier:authoring-key	S	1..1	HelixBaseAuthoringKey	Identifier(s) by which this encounter is known
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Encounter		0..*	AUCoreEncounter	An encounter in an Australian healthcare context
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 This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:encounterDescription	S	0..1	string	Description, overview or summary of an encounter URL: http://hl7.org.au/fhir/StructureDefinition/encounter-description
extension:associatedHealthcareService		0..*	Reference(HealthcareService)	Associated healthcare service URL: http://hl7.org.au/fhir/StructureDefinition/associated-healthcareservice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	SΣ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open At End by value:system
identifier:authoring-key	SΣ	1..1	HelixBaseAuthoringKey	Identifier(s) by which this encounter is known
status	?!SΣ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter.
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	SΣ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode - AU Extended (extensible)
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	SΣ	0..*	CodeableConcept	Specific type of encounter Binding: https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1 (preferred)
serviceType	SΣ	0..1	CodeableConcept	Specific type of service Binding: https://healthterminologies.gov.au/fhir/ValueSet/service-type-1 (preferred)
priority		0..1	CodeableConcept	Indicates the urgency of the encounter Binding: ActPriority (example): Indicates the urgency of the encounter.
subject	SΣ	1..1	Reference(AU Core 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	SΣ	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	SΣ	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	SΣ	0..1	Reference(AU Core Practitioner | AU Core PractitionerRole | AU Core RelatedPerson)	Persons involved in the encounter other than the patient
appointment	Σ	0..*	Reference(Appointment)	The appointment that scheduled this encounter
period	S	1..1	Period	The start and end time of the encounter
length		0..1	Duration	Quantity of time the encounter lasted (less time absent)
reasonCode	SΣ	0..*	CodeableConcept	Coded reason the encounter takes place Binding: EncounterReasonCodes (preferred): Reason why the encounter takes place.
reasonReference	SΣ	0..*	Reference(AU Core Condition | AU Core Observation | AU Core Procedure)	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	S	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: AdmitSource (preferred): From where the patient was admitted.
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	S	0..1	CodeableConcept	Separation Mode Binding: https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1 (extensible)
location	S	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	S	1..1	Reference(AU Core 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	S	0..1	Reference(AU Core Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Encounter.language	Base	preferred	Common Languages	📦4.0.1	FHIR Std.
Encounter.status	Base	required	EncounterStatus	📍4.0.1	FHIR Std.
Encounter.statusHistory.​status	Base	required	EncounterStatus	📍4.0.1	FHIR Std.
Encounter.class	Base	extensible	ActEncounterCode - AU Extended	📦4.1.0	AU Base Implementation Guide v4.1
Encounter.classHistory.​class	Base	extensible	ActEncounterCode	📦3.0.0	THO v7.0
Encounter.type	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1	Not State	Unknown
Encounter.serviceType	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/service-type-1	Not State	Unknown
Encounter.priority	Base	example	ActPriority	📦3.0.0	THO v7.0
Encounter.participant.​type	Base	extensible	Participant type	📦4.0.1	FHIR Std.
Encounter.reasonCode	Base	preferred	Encounter Reason Codes	📦4.0.1	FHIR Std.
Encounter.diagnosis.​use	Base	preferred	DiagnosisRole	📦4.0.1	FHIR Std.
Encounter.hospitalization.​admitSource	Base	preferred	Admit source	📦4.0.1	FHIR Std.
Encounter.hospitalization.​reAdmission	Base	example	hl7VS-re-admissionIndicator	📦2.0.0	THO v7.0
Encounter.hospitalization.​dietPreference	Base	example	Diet	📦4.0.1	FHIR Std.
Encounter.hospitalization.​specialCourtesy	Base	preferred	Special courtesy	📦4.0.1	FHIR Std.
Encounter.hospitalization.​specialArrangement	Base	preferred	Special arrangements	📦4.0.1	FHIR Std.
Encounter.hospitalization.​dischargeDisposition	Base	extensible	https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1	Not State	Unknown
Encounter.location.status	Base	required	EncounterLocationStatus	📍4.0.1	FHIR Std.
Encounter.location.physicalType	Base	example	Location type	📦4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
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()

Summary

Mandatory: 2 elements
Must-Support: 1 element

Structures

This structure refers to these other structures:

• Helix Base Authoring Key (http://medicaldirector.com/helix-base/StructureDefinition/authoring-key)

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Encounter.identifier (Open at End)

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Encounter		0..*	AUCoreEncounter	An encounter in an Australian healthcare context
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
Slices for extension				Content/Rules for all slices
extension:encounterDescription	S	0..1	string	Description, overview or summary of an encounter URL: http://hl7.org.au/fhir/StructureDefinition/encounter-description
extension:associatedHealthcareService		0..*	Reference(HealthcareService)	Associated healthcare service URL: http://hl7.org.au/fhir/StructureDefinition/associated-healthcareservice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	SΣ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open At End by value:system
identifier:authoring-key	SΣ	1..1	HelixBaseAuthoringKey	Identifier(s) by which this encounter is known
status	?!SΣ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter.
class	SΣ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode - AU Extended (extensible)
type	SΣ	0..*	CodeableConcept	Specific type of encounter Binding: https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1 (preferred)
serviceType	SΣ	0..1	CodeableConcept	Specific type of service Binding: https://healthterminologies.gov.au/fhir/ValueSet/service-type-1 (preferred)
subject	SΣ	1..1	Reference(AU Core Patient)	The patient or group present at the encounter
participant	SΣ	0..*	BackboneElement	List of participants involved in the encounter
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type	SΣ	0..*	CodeableConcept	Role of participant in encounter Binding: ParticipantType (extensible): Role of participant in encounter.
individual	SΣ	0..1	Reference(AU Core Practitioner | AU Core PractitionerRole | AU Core RelatedPerson)	Persons involved in the encounter other than the patient
period	S	1..1	Period	The start and end time of the encounter
reasonCode	SΣ	0..*	CodeableConcept	Coded reason the encounter takes place Binding: EncounterReasonCodes (preferred): Reason why the encounter takes place.
reasonReference	SΣ	0..*	Reference(AU Core Condition | AU Core Observation | AU Core Procedure)	Reason the encounter takes place (reference)
hospitalization	S	0..1	BackboneElement	Details about the admission to a healthcare service
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
dischargeDisposition	S	0..1	CodeableConcept	Separation Mode Binding: https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1 (extensible)
location	S	0..*	BackboneElement	List of locations where the patient has been
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
location	S	1..1	Reference(AU Core Location)	Location the encounter takes place
serviceProvider	S	0..1	Reference(AU Core Organization)	The organization (facility) responsible for this encounter
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Encounter.status	Base	required	EncounterStatus	📍4.0.1	FHIR Std.
Encounter.class	Base	extensible	ActEncounterCode - AU Extended	📦4.1.0	AU Base Implementation Guide v4.1
Encounter.type	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1	Not State	Unknown
Encounter.serviceType	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/service-type-1	Not State	Unknown
Encounter.participant.​type	Base	extensible	Participant type	📦4.0.1	FHIR Std.
Encounter.reasonCode	Base	preferred	Encounter Reason Codes	📦4.0.1	FHIR Std.
Encounter.hospitalization.​dischargeDisposition	Base	extensible	https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1	Not State	Unknown

Constraints

Id	Grade	Path(s)	Description	Expression
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()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Encounter		0..*	AUCoreEncounter	An encounter in an Australian healthcare context
Slices for identifier		1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open At End by value:system
identifier:authoring-key	S	1..1	HelixBaseAuthoringKey	Identifier(s) by which this encounter is known
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Encounter		0..*	AUCoreEncounter	An encounter in an Australian healthcare context
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 This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:encounterDescription	S	0..1	string	Description, overview or summary of an encounter URL: http://hl7.org.au/fhir/StructureDefinition/encounter-description
extension:associatedHealthcareService		0..*	Reference(HealthcareService)	Associated healthcare service URL: http://hl7.org.au/fhir/StructureDefinition/associated-healthcareservice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	SΣ	1..*	Identifier	Identifier(s) by which this encounter is known Slice: Unordered, Open At End by value:system
identifier:authoring-key	SΣ	1..1	HelixBaseAuthoringKey	Identifier(s) by which this encounter is known
status	?!SΣ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + Binding: EncounterStatus (required): Current state of the encounter.
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	SΣ	1..1	Coding	Classification of patient encounter Binding: ActEncounterCode - AU Extended (extensible)
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	SΣ	0..*	CodeableConcept	Specific type of encounter Binding: https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1 (preferred)
serviceType	SΣ	0..1	CodeableConcept	Specific type of service Binding: https://healthterminologies.gov.au/fhir/ValueSet/service-type-1 (preferred)
priority		0..1	CodeableConcept	Indicates the urgency of the encounter Binding: ActPriority (example): Indicates the urgency of the encounter.
subject	SΣ	1..1	Reference(AU Core 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	SΣ	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	SΣ	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	SΣ	0..1	Reference(AU Core Practitioner | AU Core PractitionerRole | AU Core RelatedPerson)	Persons involved in the encounter other than the patient
appointment	Σ	0..*	Reference(Appointment)	The appointment that scheduled this encounter
period	S	1..1	Period	The start and end time of the encounter
length		0..1	Duration	Quantity of time the encounter lasted (less time absent)
reasonCode	SΣ	0..*	CodeableConcept	Coded reason the encounter takes place Binding: EncounterReasonCodes (preferred): Reason why the encounter takes place.
reasonReference	SΣ	0..*	Reference(AU Core Condition | AU Core Observation | AU Core Procedure)	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	S	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: AdmitSource (preferred): From where the patient was admitted.
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	S	0..1	CodeableConcept	Separation Mode Binding: https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1 (extensible)
location	S	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	S	1..1	Reference(AU Core 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	S	0..1	Reference(AU Core Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference(Encounter)	Another Encounter this encounter is part of
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Encounter.language	Base	preferred	Common Languages	📦4.0.1	FHIR Std.
Encounter.status	Base	required	EncounterStatus	📍4.0.1	FHIR Std.
Encounter.statusHistory.​status	Base	required	EncounterStatus	📍4.0.1	FHIR Std.
Encounter.class	Base	extensible	ActEncounterCode - AU Extended	📦4.1.0	AU Base Implementation Guide v4.1
Encounter.classHistory.​class	Base	extensible	ActEncounterCode	📦3.0.0	THO v7.0
Encounter.type	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/encounter-type-1	Not State	Unknown
Encounter.serviceType	Base	preferred	https://healthterminologies.gov.au/fhir/ValueSet/service-type-1	Not State	Unknown
Encounter.priority	Base	example	ActPriority	📦3.0.0	THO v7.0
Encounter.participant.​type	Base	extensible	Participant type	📦4.0.1	FHIR Std.
Encounter.reasonCode	Base	preferred	Encounter Reason Codes	📦4.0.1	FHIR Std.
Encounter.diagnosis.​use	Base	preferred	DiagnosisRole	📦4.0.1	FHIR Std.
Encounter.hospitalization.​admitSource	Base	preferred	Admit source	📦4.0.1	FHIR Std.
Encounter.hospitalization.​reAdmission	Base	example	hl7VS-re-admissionIndicator	📦2.0.0	THO v7.0
Encounter.hospitalization.​dietPreference	Base	example	Diet	📦4.0.1	FHIR Std.
Encounter.hospitalization.​specialCourtesy	Base	preferred	Special courtesy	📦4.0.1	FHIR Std.
Encounter.hospitalization.​specialArrangement	Base	preferred	Special arrangements	📦4.0.1	FHIR Std.
Encounter.hospitalization.​dischargeDisposition	Base	extensible	https://healthterminologies.gov.au/fhir/ValueSet/separation-mode-1	Not State	Unknown
Encounter.location.status	Base	required	EncounterLocationStatus	📍4.0.1	FHIR Std.
Encounter.location.physicalType	Base	example	Location type	📦4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
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()

Summary

Mandatory: 2 elements
Must-Support: 1 element

Structures

This structure refers to these other structures:

• Helix Base Authoring Key (http://medicaldirector.com/helix-base/StructureDefinition/authoring-key)

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Encounter.identifier (Open at End)