Encounter Patient

Version 3
Published September 29, 2026
Updated November 2, 2026

A class which contains properties (attributes and relationships) pertaining to a patient within an encounter.
For a group encounter, there is an instance of this class for each patient who participates in the encounter.

Appears in

Constraints

Unique key(s)

Encounter, Patient, Encounter Patient Participation Period.Start Date Time if specified

Stereotype(s)

n/a

Attributes

Attribute	Type	Multiplicity	Attribute note
Encounter Patient Status Code	Codeable Concept	0..1	Uniquely specifies the latest status of the patient within the encounter (e.g., arrived, triaged). Value Set: To be developed.
Encounter Patient Mode Code	Codeable Concept	0..1	Uniquely specifies a patient's method of contact (e.g., in-person, email, text, telephone) with the health care provider(s) during the encounter or a during the given patient's participation period within the encounter, whichever is shorter. Synonym of "mode" in this context: modality, visit modality. Value Set: https://fhir.infoway-inforoute.ca/ValueSet/visitmodalitycode
Encounter Patient Participation Period	Period	0..1	The date, if known, the time when a patient arrived or otherwise became actively involved in the encounter, and when they were released from the encounter, left the care setting, or otherwise ended their participation in the encounter according to local workflow or policy.

Relationships

From class	From multiplicity	Relationship	To class	To multiplicity
Encounter Patient	0..*	has (composition)	Encounter Patient Admission	0..1
Encounter Patient	0..*	for	Patient	1
Encounter Patient	0..*	has (composition)	Encounter Patient Clinical Review	0..1
Encounter Patient	1..*	for	Encounter	1
Encounter Patient	0..*	has (composition)	Encounter Patient Special Arrangement	0..1
Encounter Patient	0..*	has (composition)	Encounter Patient Disposition	0..1
Encounter Patient	0..1	has (composition)	Clinical Annotation	0..*
Encounter Patient	0..*	billed in	Account	0..*

Contact us

If you have questions about this initiative, would like to be added to our stakeholder notification list or would like to participate in our consultations, please email us.

connectedcare@cihi.ca

How to cite:

Canadian Institute for Health Information. Encounter Patient. Accessed November 02, 2026.