description: An assigned sequence code, uniquely identifying a Health Card issued (or potentially issued) to a Registered Person package_name: ca.on.oh derivation: constraint name: HealthCardNumberVersionCode type: Extension elements: url: pattern: {type: Uri, value: 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-HCNV-code-EXT'} index: 0 value: choices: [valueString] index: 2 valueString: {type: string, choiceOf: value, index: 3} package_version: ereferral-econsult-0.12.0-projectathon1.0.2 class: extension kind: complex-type url: http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-HCNV-code-EXT base: http://hl7.org/fhir/StructureDefinition/Extension version: null