http://hl7.org/fhir/StructureDefinition/practitionerrole-primaryInd|4.0.1

Flag indicating if the specialty is the primary specialty of the provider. Normally, a practitioner will have one primary specialty, but in some cases more than one can be primary.
Base: http://hl7.org/fhir/StructureDefinition/Extension4.0.1, 5.0.0, 4.0.1
Type: Extension (a.k.a: http://hl7.org/fhir/StructureDefinition/Extension)
Type dependencies: 2
Elements