description: This extension is used to provide a reason to explain how the estimate may change subject to medical management. package_name: hl7.fhir.us.davinci-pct derivation: constraint name: SubjectToMedicalMgmt type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/davinci-pct/StructureDefinition/subjectToMedicalMgmt'} index: 1 value: choices: [valueCodeableConcept] index: 7 slicing: slices: valueCodeableConcept: match: {} schema: choices: [valueCodeableConcept] index: 7 min: 0 max: 1 valueString: {type: string, short: The estimate may change subject to medical management with this reason, choiceOf: value, index: 4} valueCodeableConcept: type: CodeableConcept choiceOf: value index: 8 slicing: slices: valueCodeableConcept: match: {} schema: {type: CodeableConcept, choiceOf: value, index: 8} min: 0 max: 1 package_version: 2.0.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/davinci-pct/StructureDefinition/subjectToMedicalMgmt base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.0.0 required: [valueString, value, valueCodeableConcept]