AU Base Implementation Guide
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## Extension: Address Identifier

Official URL: http://hl7.org.au/fhir/StructureDefinition/address-identifier | Version: 6.0.1-ci-build
Standards status: Trial-use | Maturity Level: 1 | Computable Name: AddressIdentifier
Copyright/Legal: HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.

This extension applies to the Address data type and is used to represent an identifier for an address. An address identifier does not form part of the address itself, e.g. a street number. It is a unique identifier associated with a location address and may be used to look up an address, validate an address, or link to other data relating to an address.

Context of Use

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

- Element ID: `Address`

### Usage Notes

Usage info

Usages:

- Use this Extension: Australian Address
- Examples for this Extension: Patient/address-example3

You can also check for usages in the FHIR IG Statistics

Changes since version 6.0.0:

- No changes

### 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 | Identifier for the address
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/address-identifier"
value[x] |  | 1..1 | Identifier | Address identifier
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Identifier for the address
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/address-identifier"
value[x] |  | 1..1 | Identifier | Address identifier
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Identifier: This extension applies to the Address data type and is used to represent an identifier for an address. An address identifier does not form part of the address itself, e.g. a street number. It is a unique identifier associated with a location address and may be used to look up an address, validate an address, or link to other data relating to an address.

Maturity: 1

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Identifier for the address
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/address-identifier"
value[x] |  | 1..1 | Identifier | Address identifier
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Identifier for the address
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/address-identifier"
value[x] |  | 1..1 | Identifier | Address identifier
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Identifier: This extension applies to the Address data type and is used to represent an identifier for an address. An address identifier does not form part of the address itself, e.g. a street number. It is a unique identifier associated with a location address and may be used to look up an address, validate an address, or link to other data relating to an address.

Maturity: 1

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()`