description: Identifier holding the official [authorization identifier](https://en.stps.dk/en/health-professionals-and-authorities/online-register-registered-health-professionals/) for a practitioner. package_name: hl7.fhir.dk.core derivation: constraint name: AuthorizationIdentifier type: Identifier elements: system: pattern: {type: Uri, value: 'https://autregweb.sst.dk'} index: 0 value: maxLength: 5 constraint: authorization-id-format: {human: 'Authorization ID consists of exactly 5 consonants and Y and or numbers in any order. See https://stps.dk/da/autorisation/om-autorisationer/autorisations-id/', source: 'http://hl7.dk/fhir/core/StructureDefinition/dk-core-authorization-identifier', severity: error, expression: 'matches(''^([b-df-hj-np-tv-zB-DF-HJ-NP-TV-Z0-9]){5}$'')'} index: 1 package_version: 3.1.0 class: complex-type kind: complex-type url: http://hl7.dk/fhir/core/StructureDefinition/dk-core-authorization-identifier base: http://hl7.org/fhir/StructureDefinition/Identifier version: 3.1.0 required: [value, system]