description: This profile defines an initial profile on the VisionPrescription resource to support coverage requirements discovery. package_name: hl7.fhir.us.davinci-crd derivation: constraint name: CRDVisionPrescription type: VisionPrescription elements: patient: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/davinci-crd/StructureDefinition/profile-patient'] index: 12 encounter: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/davinci-crd/StructureDefinition/profile-encounter'] index: 13 created: {mustSupport: true, index: 11} extension: index: 1 slicing: rules: open discriminator: - {path: url, type: value} - {path: value, type: value} min: null slices: Coverage-Information: match: {url: null, value: null} schema: {type: Extension, short: Coverage Info, mustSupport: true, url: 'http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-coverage-information', index: 2} min: 0 EncounterCategory: match: {url: null, value: null} schema: type: Extension short: Encounter Category mustSupport: true url: http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-request-category index: 3 elements: value: choices: [] index: 5 ServiceCategory: match: {url: null, value: null} schema: type: Extension short: Service Category mustSupport: true url: http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-request-category index: 6 elements: value: choices: [] index: 8 contained: {mustSupport: true, index: 0} status: {mustSupport: true, index: 10} identifier: {mustSupport: true, index: 9} prescriber: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/davinci-crd/StructureDefinition/profile-practitioner', 'http://hl7.org/fhir/us/davinci-hrex/StructureDefinition/hrex-practitionerrole'] index: 15 dateWritten: {mustSupport: true, index: 14} lensSpecification: mustSupport: true index: 16 extensions: BillingOptions: {url: 'http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-billing-options', min: 0, type: Extension, short: Expected Billing Code(s), mustSupport: true, index: 18} elements: sphere: {mustSupport: true, index: 21} eye: {mustSupport: true, index: 20} diameter: {mustSupport: true, index: 30} duration: {mustSupport: true, index: 31} extension: index: 17 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: BillingOptions: match: {url: null} schema: {type: Extension, short: Expected Billing Code(s), mustSupport: true, url: 'http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-billing-options', index: 18} min: 0 power: {mustSupport: true, index: 28} product: {mustSupport: true, index: 19} cylinder: {mustSupport: true, index: 22} prism: mustSupport: true index: 24 elements: amount: {mustSupport: true, index: 25} base: {mustSupport: true, index: 26} axis: {mustSupport: true, index: 23} add: {mustSupport: true, index: 27} backCurve: {mustSupport: true, index: 29} package_version: 2.2.1 extensions: Coverage-Information: {url: 'http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-coverage-information', min: 0, type: Extension, short: Coverage Info, mustSupport: true, index: 2} EncounterCategory: url: http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-request-category type: Extension short: Encounter Category mustSupport: true index: 3 elements: value: choices: [] index: 5 ServiceCategory: url: http://hl7.org/fhir/us/davinci-crd/StructureDefinition/ext-request-category type: Extension short: Service Category mustSupport: true index: 6 elements: value: choices: [] index: 8 class: profile kind: resource url: http://hl7.org/fhir/us/davinci-crd/StructureDefinition/profile-visionprescription base: http://hl7.org/fhir/StructureDefinition/VisionPrescription version: 2.2.1