description: Attribute that expresses the amount of an item or service that has been consumed under the current prior authorization. package_name: hl7.fhir.us.davinci-pdex derivation: constraint name: PriorAuthorizationUtilization type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/davinci-pdex/StructureDefinition/PriorAuthorizationUtilization'} index: 1 value: short: Amount/Quantity of an item or service that has been consumed/utilized choices: [valueQuantity, valueRatio] index: 3 valueQuantity: {type: Quantity, short: Amount/Quantity of an item or service that has been consumed/utilized, choiceOf: value, index: 4} valueRatio: {type: Ratio, short: Amount/Quantity of an item or service that has been consumed/utilized, choiceOf: value, index: 5} package_version: 2.0.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/davinci-pdex/StructureDefinition/PriorAuthorizationUtilization base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.0.0