description: Indicates the access modifier (i.e. public or private) of a CQL declaration. When CQL library declarations are represented in FHIR structures such as ParameterDefinition, this extension represents the access modifier of the declaration. package_name: hl7.fhir.uv.extensions.r3 derivation: constraint name: CqlAccessModifier type: Extension elements: url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/cqf-cqlAccessModifier'} index: 0 value: choices: [valueCode] index: 2 valueCode: {type: code, choiceOf: value, index: 3} package_version: 5.1.0 class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/cqf-cqlAccessModifier base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.1.0 required: [valueCode, value]