description: This PractitionerRole profile represents the roles and organizations of the practitioner.\n\nIt is based on the **US Core PractitionerRole** profile with a further restriction of a mandatory **identifier** data element. package_name: hl7.fhir.us.ecr derivation: constraint name: USPublicHealthPractitionerRole type: PractitionerRole elements: identifier: {mustSupport: true, index: 0} location: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-location'] index: 1 package_version: 2.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-practitionerrole base: http://hl7.org/fhir/us/core/StructureDefinition/us-core-practitionerrole version: 2.0.0 required: [identifier]