description: A modifier extension for ElementDefinition that indicates the element uses a custom non-FHIR type. Supported types include 'any' (arbitrary JSON value), 'password' (sensitive credential), 'secret' (encrypted sensitive data), etc.
package_name: io.health-samurai.core.r4
derivation: constraint
name: CustomType
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://health-samurai.io/fhir/core/StructureDefinition/additional-properties-custom-type'}
    index: 1
  value:
    short: Custom type code
    choices: [valueCode]
    index: 3
  valueCode: {type: code, short: Custom type code, choiceOf: value, index: 4}
package_version: 0.2601.0
extensions: {}
class: extension
kind: complex-type
url: http://health-samurai.io/fhir/core/StructureDefinition/additional-properties-custom-type
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.2601.0
required: [valueCode, value]