# Contact Purpose - AU Base Implementation Guide v6.0.0-preview

* [**Table of Contents**](toc.md)
* [**FHIR Artefacts**](fhirartefacts.md)
* [**Artefacts Summary**](artifacts.md)
* **Contact Purpose**

## Extension: Contact Purpose 

| | | |
| :--- | :--- | :--- |
| *Official URL*:http://hl7.org.au/fhir/StructureDefinition/contact-purpose | *Version*:6.0.0-preview | |
| *Standards status:*[Trial-use](http://hl7.org/fhir/R4/versions.html#std-process) | [Maturity Level](generalguidance.md#maturity-levels): 1 | *Computable Name*:ContactPurpose |
| **Copyright/Legal**: HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved. | | |

This extension applies to the [ContactPoint](http://hl7.org/fhir/datatypes.html#ContactPoint) data type and is used to represent the purpose for which a contact can be reached, e.g. after hours or billing.

**Context of Use**

### Usage Notes

**Usage info**

**Usages:**

* Examples for this Extension: [Cardiothoracic Services](HealthcareService-example0.md), [General Practitioner services](HealthcareService-example3.md) and [PractitionerRole/example0](PractitionerRole-example0.md)

You can also check for [usages in the FHIR IG Statistics](https://packages2.fhir.org/xig/hl7.fhir.au.base|current/StructureDefinition/contact-purpose)

**Changes since version 5.0.0:**

* No changes

### Formal Views of Extension Content

 [Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work](http://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#structure-definitions). 

 

Other representations of profile: [CSV](StructureDefinition-contact-purpose.csv), [Excel](StructureDefinition-contact-purpose.xlsx), [Schematron](StructureDefinition-contact-purpose.sch) 

#### Terminology Bindings

#### Constraints



## Resource Content

```json
{
  "resourceType" : "StructureDefinition",
  "id" : "contact-purpose",
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 1
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org.au/fhir/ImplementationGuide/hl7.fhir.au.base"
          }
        ]
      }
    }
  ],
  "url" : "http://hl7.org.au/fhir/StructureDefinition/contact-purpose",
  "version" : "6.0.0-preview",
  "name" : "ContactPurpose",
  "title" : "Contact Purpose",
  "status" : "active",
  "date" : "2025-11-26T07:22:59+00:00",
  "publisher" : "HL7 Australia",
  "contact" : [
    {
      "name" : "HL7 Australia FHIR Working Group",
      "telecom" : [
        {
          "system" : "url",
          "value" : "https://confluence.hl7.org/display/HAFWG",
          "use" : "work"
        }
      ]
    }
  ],
  "description" : "This extension applies to the [ContactPoint](http://hl7.org/fhir/datatypes.html#ContactPoint) data type and is used to represent the purpose for which a contact can be reached, e.g. after hours or billing.",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "urn:iso:std:iso:3166",
          "code" : "AU"
        }
      ]
    }
  ],
  "copyright" : "HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.",
  "fhirVersion" : "4.0.1",
  "mapping" : [
    {
      "identity" : "rim",
      "uri" : "http://hl7.org/v3",
      "name" : "RIM Mapping"
    }
  ],
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [
    {
      "type" : "element",
      "expression" : "ContactPoint"
    }
  ],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [
      {
        "id" : "Extension",
        "path" : "Extension",
        "short" : "Contact purpose",
        "definition" : "Indicates a purpose for which the contact can be reached.",
        "max" : "1"
      },
      {
        "id" : "Extension.url",
        "path" : "Extension.url",
        "fixedUri" : "http://hl7.org.au/fhir/StructureDefinition/contact-purpose"
      },
      {
        "id" : "Extension.value[x]",
        "path" : "Extension.value[x]",
        "short" : "Contact purpose",
        "min" : 1,
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org.au/ValueSet/contact-purpose"
        }
      }
    ]
  }
}

```
