description: The specific provider who has been authorized to provide this item. package_name: hl7.fhir.us.davinci derivation: constraint name: AuthorizedProvider type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/davinci-hrex/StructureDefinition/extension-itemAuthorizedProvider'} index: 1 value: choices: [valueReference] index: 3 valueReference: type: Reference choiceOf: value refers: ['http://hl7.org/fhir/us/core/StructureDefinition/us-core-organization', 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-practitioner'] index: 4 package_version: hrex-1.1.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/davinci-hrex/StructureDefinition/extension-itemAuthorizedProvider base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.1.0-ballot