New Zealand NHI IG
1.6.5 - Release

New Zealand NHI IG - Local Development build (v1.6.5) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Extension: isPrivate

Official URL: http://hl7.org.nz/fhir/StructureDefinition/isPrivate | Version: 1.6.5
Active as of 2026-02-09 | Computable Name: IsPrivate

The email address or phone number may be used to communicate private health information about the individual identified by the NHI

Context of Use

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

- Element ID: `Element`

Usage info

Usages:

- Use this Extension: NHI ContactPoint
- Examples for this Extension: Patient/ZKC4633

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 | isPrivate
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/isPrivate"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | isPrivate
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/isPrivate"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: The email address or phone number may be used to communicate private health information about the individual identified by the NHI

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | isPrivate
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/isPrivate"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | isPrivate
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/isPrivate"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: The email address or phone number may be used to communicate private health information about the individual identified by the NHI

Other representations of profile: CSV, Excel, Schematron

#### Constraints

Id | Grade | Path(s) | Description | Expression
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()`