# Change Log - Health Connect Australia Provider Directory FHIR Implementation Guide v26.0.0

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# Health Connect Australia Provider Directory FHIR Implementation Guide

26.0.0 - Trial

*  [FHIR IGs](https://implementer.digitalhealth.gov.au/fhir-resources) 
*  [Implementer Hub](https://implementer.digitalhealth.gov.au/) 
*  [Agency site](https://www.digitalhealth.gov.au) 

* [**Table of Contents**](toc.md)
* **Change Log**

## Change Log

**This change log documents the significant updates and resolutions implemented from version 0.1.0 of this IG to present.**

### Release 26.0.0 (initial release)

* Publication date: 2026-04-29
* Publication status: Trial
* Based on FHIR version: 4.0.1

#### Changes in this version

* Inserted HL7 FHIR Community process approved specification logo.
* Migrated New Patient Availability CodeSystem and ValueSet to NCTS hosted terminology (https://www.healthterminologies.gov.au/integration/R4/fhir/CodeSystem/new-patient-availability-1 and https://www.healthterminologies.gov.au/integration/R4/fhir/ValueSet/new-patient-availability-1) instead of local definitions.
* Incremented to initial release versioning 26.0.0 and active statuses for resources.
* Removed `HC Endpoint Identifier` in favour of using `HCPD Local Identifier`
* Changed SearchParameter `hcepi` to work with the Local Identifier `XX` type.
* Removed the constraint identifier.type equals to `NOI` from HCPD-HSPO identifier dataType profile.
* Updates last cases of HC to HCPD for better alignment with IG and Agency publishing framework.
* Adds a known issue explanation for use of AU PD `current` IG versioning.
* Declares FHIRPath v2.0.0 as a dependency.
* Adds guidance on the appropriate use of endpoints [39](https://github.com/AuDigitalHealth/HealthConnect/issues/39)
* Changed the narrative guidance for HealthcareService.Location reference [46](https://github.com/AuDigitalHealth/HealthConnect/issues/46)
* Added HCPD Export Request Parameters and Export Response List profiles for bulk data extraction.
* Enhanced bulk data extraction documentation with profile references and examples.
* Updated Health Connect Provider Directory Responder capability statement to include List resource support for HCPD Export Response List profile.
* Added system-level export operation to Responder capability statement for bulk data export functionality with HCPD Export Response List integration.
* Enhanced bulk export architecture with specialised `Health Connect Provider Directory Bulk Export Requester` actor that handles Parameters resource submission and List resource processing for suppression compliance.
* Added Extensibility statement to scope.
* Removed the Suppression extension, associated CodeSystem, ValueSet, and all narrative references.
* Added guidance on data removal procedures via PCA in the Security and Privacy section.
* Remove the IAR CodeSystem and ValueSet from being defined internally and referenced the NCTS.
* Adds further detail to the scope statement regarding intended audience for downstream users of the IG [47](https://github.com/AuDigitalHealth/HealthConnect/issues/47)
* Migrates the Known Issues to became a tab under Support in alignment with Agency publishing requirements.
* Removes the PCA-HSI extension as redundant do the existence of the HCPD Source Identifier.

### Release 0.3.0 (Snapshot 3)

* Publication date: 2026-03-02
* Publication status: Preview
* Based on FHIR version: 4.0.1

#### Changes in this version

* Added guidance on Bulk Data Extraction IG v3.0.0
* Changed the url pattern from `http://ns.electronichealth.net.au/hc` to `http://digitalhealth.gov.au/fhir/hcpd`
* Prepare extensions to be used in Agency common components FHIR IG.
* Added an Experimental Dependency section to Guidance.
* No longer internally defines the ValueSet or CodeSystem for PayloadType on Endpoint but rather points to AU PD's implementation.
* No longer internally defines the ValueSet or CodeSystem for ServiceInterfaces on Endpoint but rather points to AU PD's implementation.
* Added dependency of AU Provider Directory IG v2.1.0
* Changed SearchParameters to become non-experimental.
* Removed bundle batch search guidance. No longer recommended for synchronous 'standard' searching.
* Reformat the Guidance section to place SearchParameter related material entirely under it's own section.
* Added Security and Privacy tab.
* Added more detailed definitions to the IAR CodeSystem.
* Reprofile the new patient availability extension from Boolean to CodeableConcept to align with NHSD and PCA [42](https://github.com/AuDigitalHealth/HealthConnect/issues/42)
* Define NCTS profile types on terminology artefacts.
* Add the Contact Purpose extension on HealthcareService.telecom [43](https://github.com/AuDigitalHealth/HealthConnect/issues/43)
* Add the extension `hcpd-suppressed` describe the guidance and apply to profiles: Practitioner, PractitionerRole and Organization.
* Removed genderIdentity extension, value set, search parameter guidance, examples, and narrative.
* Add identifier profile hcpd-LI for internal system use.
* Change namespaces on extensions to allow later re-factor into a Common Components IG.
* removed constraints for Organization.alias and Organization.address:postal

### Release 0.2.0 (Snapshot 2)

* Publication date: 2026-01-16
* Publication status: Preview
* Based on FHIR version: 4.0.1

#### Changes in this version

* Fixed typos.
* Change diagram to be more consistent with UML practices.
* Removed narrative irrelevant to Requester actor from provenance profile about connecting systems.
* Include guidance on Endpoint.status being ignored.
* Include guidance on future vs current Endpoint type support. [#29](https://github.com/AuDigitalHealth/HealthConnect/issues/29)
* Change cardinalities on PractitionerRole.Endpoint, Location.Endpoint & HealthcareService.Endpoint from 0..1 -> 0..*. [#12](https://github.com/AuDigitalHealth/HealthConnect/issues/12)
* The fixed value for `HSP-O Identifier.type.coding.code` has been changed from `http://terminology.hl7.org/CodeSystem/v2-0203` code `XX` to `http://terminology.hl7.org.au/CodeSystem/v2-0203` code `NOI`, aligning with other AU Base national organisation identifiers such as HPI-I and PAI-O. [#8](https://github.com/AuDigitalHealth/HealthConnect/issues/8)
* The short description and definition of Practitioner.qualification changed to "Professional registration details of the practitioner".
* Removed case sensitive element from hcpd-iar-levels-of-care code system definition. [#15](https://github.com/AuDigitalHealth/HealthConnect/issues/15)
* Change cardinality on Endpoint.identifier from 2..* -> 1..*.
* Correct the numbering of navigation tabs. [#5](https://github.com/AuDigitalHealth/HealthConnect/issues/5)
* Created a new Health Connect Provider Directory Responder actor and capability statement that is responsible for providing responses to queries submitted by Health Connect Provider Directory Requester actors.
* Correct the constraint so that it works correctly warning that both HSPO and HPIO cannot be applied to an Organization.
* Remove `prn` search parameter and revert to standard identifier search on PractitionerRole with updated guidance.
* Add R5-style `identifier search for Practitioner (identifier-r5) supporting both Practitioner.identifier and Practitioner.qualification.identifier.
* Update PractitionerRole and HealthcareService examples to include TimeZone. [#14](https://github.com/AuDigitalHealth/HealthConnect/issues/14)
* Add guidance about ignoring PractitionerRole.speciality.
* Modification to license attribution. [#16](https://github.com/AuDigitalHealth/HealthConnect/issues/16)
* Renamed Health Connect Reader actor to Health Connect Provider Directory Requester actor [#17](https://github.com/AuDigitalHealth/HealthConnect/issues/17)
* Renamed Health Connect Reader capability statement to Health Connect Provider Directory Requester capability statement. [#17](https://github.com/AuDigitalHealth/HealthConnect/issues/17)
* Add Must Support Obligations on both client and server actors. [#20](https://github.com/AuDigitalHealth/HealthConnect/issues/20)
* Improve Must Support guidance. [#18](https://github.com/AuDigitalHealth/HealthConnect/issues/18)
* Restructure example title names.
* Update the guidance for SearchParameters. [#22](https://github.com/AuDigitalHealth/HealthConnect/issues/22)
* Improve the conformance statement.
* Add Location-physicalType SearchParameter.
* Remove Health Connect from references to IAR.
* Update to correctly apply SHOULD or SHALL strength to Resource Conformance in Actor Capability Statements.
* Add warning constraint to Professional Registration Number Identifier (PRN) so that either system or assigner should be present.
* Improve the 2nd Practitioner example so that both Qualifications render properly in html output and use example systems for professional boards.
* Change the uri for ProfessionalRegistrationNumber to lowercase for consistency.
* The following CodeSystems and ValueSets now are abstracted to the NCTS to minimize redundancy: Service Eligibility CS & VS, Facility Amenity CS & VS, Service Delivery Location Role Type VS.
* Remove the custom name SearchParameters for Practitioner and revert to R4 name SearchParameter. [#24](https://github.com/AuDigitalHealth/HealthConnect/issues/24)
* Provide better guidance on the operation of the `rsg` SearchParameter.
* Add Must Support and Obligations to data element Location.position. [#28](https://github.com/AuDigitalHealth/HealthConnect/issues/28)
* Describe use of `near` SearchParameter in Location notes.
* Add guidance section on bulk syndication.
* Add location example that uses physicalType to better delineate between: Mobile, Virtual and Physical Location instance use cases.
* Tidy up to invariants on Location profile.
* Fix type of postal to extension `Preferred Postal Address`.
* Add section to SearchParameters markdown describing recommended modifier usage. [#23](https://github.com/AuDigitalHealth/HealthConnect/issues/23)
* Add second Organization example with HSP-O identifier.
* Declare support for more modifiers in SearchParameters. [#23](https://github.com/AuDigitalHealth/HealthConnect/issues/23)
* Change name of `postaladdress` SearchParameter to `locmailaddress` for clarity.
* Update `hcepi` and `prn` search parameters from string to token type for built-in exact matching without requiring modifiers.
* Add proximity search sorting guidance with `_sort=near` parameter for closest-first ordering of Location results.
* Updated `starttime` and `endtime` SearchParameters to support numeric prefix operators (ge, gt, le, lt, ne) for time-based searches. Changed to #number type for both. Time values are internally converted to HHMM integers to allow for prefix use. Limitations described.
* Update guidance for best use of `prn` search parameter.
* Rename slice professionalregistrationnumber to peakbodyregistrationnumber to add clarity about use case.
* Give clearer guidance on client Requester actor having no requirements to implement any particular SearchParameters. [#36](https://github.com/AuDigitalHealth/HealthConnect/issues/36)
* Add `agent.role` and `agent.type` data elements to existing Provenance examples.
* Add further description about what Provenance SearchParameters are supported.
* Add guidance on the use of `:iterate` as a modifier on `_include` and `_revinclude`.
* Changed the Data Model Overview Diagram Endpoint Cardinality from 0..1 to 0..*. [#37](https://github.com/AuDigitalHealth/HealthConnect/issues/37)
* Removed the `roletype` SearchParameter in favour of using R4 defined `role`.
*  

| | |
| :--- | :--- |
| Changed the`languages`SearchParameter to operate as token, i.e. system | code usage. |

 

### Release 0.1.0 (Snapshot 1)

* Publication date: 2025-11-19
* Publication status: Preview
* Based on FHIR version: 4.0.1

#### Changes in this version

* Initial foundation for Community Consultation.

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IG © 2026+ [Australian Digital Health Agency](https://www.digitalhealth.gov.au/). Package au.gov.digitalhealth.hcpd#26.0.0 based on [FHIR 4.0.1](http://hl7.org/fhir/R4/). Generated 2026-06-17

Links: [Table of Contents](toc.md) | [QA Report](qa.md) | [Version History](https://fhir.digitalhealth.gov.au/dh/history.html) | [Report an issue or propose a change](mailto:help@digitalhealth.gov.au) 

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