description: This identifier profile defines a Geocoded National Address File (G-NAF) identifier in an Australian context. The [PSMA G-NAF](https://data.gov.au/data/dataset/geocoded-national-address-file-g-naf) is Australia’s authoritative, geocoded address file. A G-NAF identifier (sometimes referred to as G-NAF ID, or G-NAF PID, or GNAF ID, or address_detail_pid) identifies an address in the PSMA G-NAF.
package_name: hl7.fhir.au.base
derivation: constraint
name: AUGNAFIdentifier
type: Identifier
elements:
  type:
    short: Coded identifier type for G-NAF
    pattern:
      type: CodeableConcept
      value:
        coding:
        - {code: GNAF, system: 'http://terminology.hl7.org.au/CodeSystem/v2-0203'}
    index: 0
  system:
    pattern: {type: Uri, value: 'http://hl7.org.au/id/gnafidentifier'}
    index: 1
  value: {short: G-NAF identifier, maxLength: 15, index: 2}
package_version: 4.2.1-preview
class: complex-type
kind: complex-type
url: http://hl7.org.au/fhir/StructureDefinition/au-gnafidentifier
base: http://hl7.org/fhir/StructureDefinition/Identifier
version: 4.2.1-preview
required: [value, type, system]