description: This identifier profile defines a National Association of Testing Authorities (NATA) site number in an Australian context (see [NATA](https://www.nata.com.au/) for further information). package_name: hl7.fhir.au.base derivation: constraint name: AUNATASiteNumber type: Identifier elements: type: pattern: type: CodeableConcept value: coding: - {code: NATAS, system: 'http://terminology.hl7.org.au/CodeSystem/v2-0203'} index: 0 system: pattern: {type: Uri, value: 'http://hl7.org.au/id/nata-site'} index: 1 value: {short: NATA site number, index: 2} package_version: 4.2.2-preview class: complex-type kind: complex-type url: http://hl7.org.au/fhir/StructureDefinition/au-natasitenumber base: http://hl7.org/fhir/StructureDefinition/Identifier version: 4.2.2-preview required: [value, type, system]