HL7 FHIR Implementation Guide - New Zealand Formulary/NZULM IG, published by New Zealand Medicines Formulary LP. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7NZ/nzf/ and changes regularly. See the Directory of published versions
Extension: Atc
| Official URL: http://hl7.org.nz/fhir/StructureDefinition/nzf-atc | Version: 1.0.0 | |||
| Draft as of 2025-05-12 | Computable Name: Atc | |||
Anatomical Therapeutic Chemical (ATC) Classification - see https://www.who.int/tools/atc-ddd-toolkit/atc-classification
Context of Use
-
Element ID:
Medication
This extension may be used on the following element(s):
Usage info
Usage:
- Use this Extension: Medication resource for NZ Formulary
- Examples for this Extension: Medication/50000391000117104, Medication/50079341000117105, Medication/mp-10013251000116106, Medication/mpuu-10013271000116104 and Medication/tpuu-10013331000116105
Formal Views of Extension Content
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
  Extension |
0..* | Extension | Extension | |
  extension |
0..0 | |||
| url |
1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/nzf-atc" | |
  value[x] |
0..1 | CodeableConcept | Value of extension Binding: ATC codes (required) | |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| Extension |
0..* | Extension | Extension | |
 id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/nzf-atc" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: ATC codes (required) | |
| Documentation for this format | ||||
This structure is derived from Extension
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| Extension |
0..* | Extension | Extension | |
| extension |
0..0 | |||
| url |
1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/nzf-atc" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: ATC codes (required) | |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| Extension |
0..* | Extension | Extension | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/nzf-atc" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: ATC codes (required) | |
| Documentation for this format | ||||
This structure is derived from Extension
Other representations of profile: CSV, Excel, Schematron
Terminology Bindings
| Path | Conformance | ValueSet | URI |
| Extension.value[x] | required | AtcCodeshttps://nzhts.digital.health.nz/fhir/ValueSet/atc-codefrom this IG |
Constraints
| Id | Grade | Path(s) | Details | Requirements |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children unless an empty Parameters resource : hasValue() or (children().count() > id.count()) or $this is Parameters | |
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |