# Health Connect Australia Provider Directory FHIR Implementation Guide

26.0.0 - Trial

Health Connect Australia Provider Directory FHIR Implementation Guide, published by Australian Digital Health Agency. This guide is not an authorized publication; it is the continuous build for version 26.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/AuDigitalHealth/HCPD/ and changes regularly. See the Directory of published versions

## Extension: Active Period

Official URL: http://digitalhealth.gov.au/fhir/cc/StructureDefinition/active-period | Version: 26.0.0
Active as of 2026-06-17 | Computable Name: Active_Period
Usage:Jurisdiction: Australia
Copyright/Legal: Copyright © 2026 Australian Digital Health Agency - All rights reserved. This content is licensed under a Creative Commons Attribution 4.0 International License. See https://creativecommons.org/licenses/by/4.0/.

The period during which the HealthcareService is considered active in the Health Connect Provider Directory Responder. Patterned after PCA Active Period.

This extension addresses the business need to specify time-bounded availability of healthcare services in the provider directory, enabling accurate representation of service offerings that may have specific active periods.

Context of Use

This extension may be used on the following element(s)

- Element ID: `HealthcareService`

Usage info

Usages:

- Use this Extension: HCPD HealthcareService
- Examples for this Extension: Healthcare service with Residential Aged Care service type

You can also check for usages in the FHIR IG Statistics

### Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension(4.0.1) | Active Period
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://digitalhealth.gov.au/fhir/cc/StructureDefinition/active-period"
value[x] |  | 0..1 | Period | The period during which the HealthcareService is active.
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension(4.0.1) | Active Period Constraints: ext-1
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url Constraints: ext-1
url |  | 1..1 | uri | "http://digitalhealth.gov.au/fhir/cc/StructureDefinition/active-period"
value[x] |  | 0..1 | Period | The period during which the HealthcareService is active.
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Period: The period during which the HealthcareService is considered active in the Health Connect Provider Directory Responder. Patterned after PCA Active Period.

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension(4.0.1) | Active Period
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://digitalhealth.gov.au/fhir/cc/StructureDefinition/active-period"
value[x] |  | 0..1 | Period | The period during which the HealthcareService is active.
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension(4.0.1) | Active Period Constraints: ext-1
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url Constraints: ext-1
url |  | 1..1 | uri | "http://digitalhealth.gov.au/fhir/cc/StructureDefinition/active-period"
value[x] |  | 0..1 | Period | The period during which the HealthcareService is active.
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Period: The period during which the HealthcareService is considered active in the Health Connect Provider Directory Responder. Patterned after PCA Active Period.

Other representations of profile: CSV, Excel, Schematron

#### Constraints

Id | Grade | Path(s) | Description | Expression
ele-1 | error | Extension, Extension.value[x] | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | Extension | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`