extension shown: fhir [x]

Account.subject

Defined in the fhir.schema.org extension.
Canonical URL: http://schema.org/Account.subject

Thing > Property > Account.subject

Identifies the patient, device, practitioner, location or other object the account is associated with.

Usage: Fewer than 10 domains
Values expected to be one of these types
Device
HealthcareService
Location
Organization
Patient
Practitioner
Used on these types
Account

Schema Version 2.2