Health New Zealand Te Whatu Ora Shared Care FHIR API
0.4.5 - release

Health New Zealand Te Whatu Ora Shared Care FHIR API - Local Development build (v0.4.5) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Extension: HNZ Person Telecom Count Shared

Official URL: https://fhir-ig.digital.health.nz/shared-care/StructureDefinition/hnz-telecom-count-shared-extension-id | Version: 0.4.5
Active as of 2026-03-03 | Computable Name: TelecomCountSharedExtension

Where a telecom is attributed to more than one Person this extension records the number of records this particular telecom is shared with.

Context of Use

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

- Element ID: `ContactPoint`
- Element ID: `Person.telecom`

Usage info

Usages:

- Use this Extension: CommunicationPerson
- Examples for this Extension: Person/NIBSCommunicationPersonExample and Person/WhaihuaCommunicationPersonExample

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 | HNZ Person Telecom Count Shared
extension |  | 0..0 |  |
url |  | 1..1 | uri | "https://fhir-ig.digital.health.nz/shared-care/StructureDefinition/hnz-telecom-count-shared-extension-id"
value[x] |  | 0..1 | integer | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | HNZ Person Telecom Count Shared
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  |
url |  | 1..1 | uri | "https://fhir-ig.digital.health.nz/shared-care/StructureDefinition/hnz-telecom-count-shared-extension-id"
value[x] |  | 0..1 | integer | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type integer: Where a telecom is attributed to more than one Person this extension records the number of records this particular telecom is shared with.

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | HNZ Person Telecom Count Shared
extension |  | 0..0 |  |
url |  | 1..1 | uri | "https://fhir-ig.digital.health.nz/shared-care/StructureDefinition/hnz-telecom-count-shared-extension-id"
value[x] |  | 0..1 | integer | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | HNZ Person Telecom Count Shared
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  |
url |  | 1..1 | uri | "https://fhir-ig.digital.health.nz/shared-care/StructureDefinition/hnz-telecom-count-shared-extension-id"
value[x] |  | 0..1 | integer | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type integer: Where a telecom is attributed to more than one Person this extension records the number of records this particular telecom is shared with.

Other representations of profile: CSV, Excel, Schematron

#### Constraints

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