Name	Flags	Card.	Type	Description & Constraints
Encounter	TU		DomainResource	An interaction during which services are provided to the patient Elements defined in Ancestors: id, meta, implicitRules, language, text, contained, extension, modifierExtension
identifier	Σ	0..*	Identifier	Identifier(s) by which this encounter is known
status	?! Σ	1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + EncounterStatus ( Required)
statusHistory		0..*	BackboneElement	List of past encounter statuses
status		1..1	code	planned | arrived | triaged | in-progress | onleave | finished | cancelled + EncounterStatus ( Required)
period		1..1	Period	The time that the episode was in the specified status
class	Σ	0..1	Coding	inpatient | outpatient | ambulatory | emergency + ActEncounterCode ( Extensible)
classHistory		0..*	BackboneElement	List of past encounter classes
class		1..1	Coding	inpatient | outpatient | ambulatory | emergency + ActEncounterCode ( Extensible)
period		1..1	Period	The time that the episode was in the specified class
type	Σ	0..*	CodeableConcept	Specific type of encounter EncounterType ( Example)
serviceType	Σ	0..1	CodeableConcept	Specific type of service
priority		0..1	CodeableConcept	Indicates the urgency of the encounter v3 Code System ActPriority ( Example)
subject	Σ	0..1	Reference( Patient | Group)	The patient or group present at the encounter
episodeOfCare	Σ	0..*	Reference( EpisodeOfCare)	Episode(s) of care that this encounter should be recorded against
incomingReferral		0..*	Reference( ServiceRequest)	The ServiceRequest that initiated this encounter
participant	Σ	0..*	BackboneElement	List of participants involved in the encounter
type	Σ	0..*	CodeableConcept	Role of participant in encounter ParticipantType ( Extensible)
period		0..1	Period	Period of time during the encounter that the participant participated
individual	Σ	0..1	Reference( Practitioner | RelatedPerson)	Persons involved in the encounter other than the patient
appointment	Σ	0..1	Reference( Appointment)	The appointment that scheduled this encounter
period		0..1	Period	The start and end time of the encounter
length		0..1	Duration	Quantity of time the encounter lasted (less time absent)
reason	Σ	0..*	CodeableConcept	Reason the encounter takes place (code) Encounter Reason Codes ( Preferred)
diagnosis	Σ	0..*	BackboneElement	The list of diagnosis relevant to this encounter
condition	Σ	1..1	Reference( Condition | Procedure)	Reason the encounter takes place (resource)
role		0..1	CodeableConcept	Role that this diagnosis has within the encounter (e.g. admission, billing, discharge …) DiagnosisRole ( Preferred)
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
preAdmissionIdentifier		0..1	Identifier	Pre-admission identifier
origin		0..1	Reference( Location)	The location from which the patient came before admission
admitSource		0..1	CodeableConcept	From where patient was admitted (physician referral, transfer) AdmitSource ( Preferred)
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 v2 Re-Admission Indicator ( Example)
dietPreference		0..*	CodeableConcept	Diet preferences reported by the patient Diet ( Example)
specialCourtesy		0..*	CodeableConcept	Special courtesies (VIP, board member) SpecialCourtesy ( Preferred)
specialArrangement		0..*	CodeableConcept	Wheelchair, translator, stretcher, etc. SpecialArrangements ( Preferred)
destination		0..1	Reference( Location)	Location to which the patient is discharged
dischargeDisposition		0..1	CodeableConcept	Category or kind of location after discharge DischargeDisposition ( Example)
location		0..*	BackboneElement	List of locations where the patient has been
location		1..1	Reference( Location)	Location the encounter takes place
status		0..1	code	planned | active | reserved | completed EncounterLocationStatus ( Required)
period		0..1	Period	Time period during which the patient was present at the location
serviceProvider		0..1	Reference( Organization)	The organization (facility) responsible for this encounter
partOf		0..1	Reference( Encounter)	Another Encounter this encounter is part of
Documentation for this format