# Health Connect Australia Provider Directory FHIR Implementation Guide

0.2.0-preview - Preview

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 0.2.0-preview built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/steveswinsburg/HealthConnect/ and changes regularly. See the Directory of published versions

## Data Type Profile: HC SMD Target Identifier (HC-SMDTI)

Official URL: http://ns.electronichealth.net.au/hc/StructureDefinition/hc-smd-target-identifier | Version: 0.2.0-preview
Standards status: Draft | Computable Name: HCSMDTargetIdentifier
Usage:Jurisdiction: Australia
Copyright/Legal: Copyright © 2025 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/

This identifier profile defines a SMD target identifier allocated to a healthcare practitioner, in a Health Connect Provider Directory context.

Usages:

- Use this DataType Profile: HC Endpoint

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

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

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Identifier |  | 0..* | Identifier(4.0.1) | SMD Target Identifier
use | ?!Σ | 0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system | Σ | 1..1 | uri | Secure Messaging Delivery Target Identifier Fixed Value: http://ns.electronichealth.net.au/smd/target
value | Σ | 1..1 | string | SMD Target Identifier Value Example General: 123456 Example SMD Target ID: 1234567890
assigner | Σ | 0..1 | Reference(Organization) | Organization that issued the smdTarget identifier (may be just text)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Identifier.use | Base | required | IdentifierUse | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
ele-1 | error | Identifier, Identifier.use, Identifier.system, Identifier.value, Identifier.assigner | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`

This structure is derived from Identifier

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Identifier |  | 0..* | Identifier(4.0.1) | SMD Target Identifier
system |  | 1..1 | uri | Secure Messaging Delivery Target Identifier Fixed Value: http://ns.electronichealth.net.au/smd/target
value |  | 1..1 | string | SMD Target Identifier Value Example SMD Target ID: 1234567890
assigner |  | 0..1 | Reference(Organization) | Organization that issued the smdTarget identifier (may be just text)
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Identifier |  | 0..* | Identifier(4.0.1) | SMD Target Identifier
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url Constraints: ext-1
use | ?!Σ | 0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type | Σ | 0..1 | CodeableConcept | Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system | Σ | 1..1 | uri | Secure Messaging Delivery Target Identifier Fixed Value: http://ns.electronichealth.net.au/smd/target
value | Σ | 1..1 | string | SMD Target Identifier Value Example General: 123456 Example SMD Target ID: 1234567890
period | Σ | 0..1 | Period | Time period when id is/was valid for use
assigner | Σ | 0..1 | Reference(Organization) | Organization that issued the smdTarget identifier (may be just text)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Identifier.use | Base | required | IdentifierUse | 📍4.0.1 | FHIR Std.
Identifier.type | Base | extensible | IdentifierType | 📍4.0.1 | FHIR Std.

#### Constraints

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

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 1 element

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Identifier |  | 0..* | Identifier(4.0.1) | SMD Target Identifier
use | ?!Σ | 0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system | Σ | 1..1 | uri | Secure Messaging Delivery Target Identifier Fixed Value: http://ns.electronichealth.net.au/smd/target
value | Σ | 1..1 | string | SMD Target Identifier Value Example General: 123456 Example SMD Target ID: 1234567890
assigner | Σ | 0..1 | Reference(Organization) | Organization that issued the smdTarget identifier (may be just text)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Identifier.use | Base | required | IdentifierUse | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
ele-1 | error | Identifier, Identifier.use, Identifier.system, Identifier.value, Identifier.assigner | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`

Differential View

This structure is derived from Identifier

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Identifier |  | 0..* | Identifier(4.0.1) | SMD Target Identifier
system |  | 1..1 | uri | Secure Messaging Delivery Target Identifier Fixed Value: http://ns.electronichealth.net.au/smd/target
value |  | 1..1 | string | SMD Target Identifier Value Example SMD Target ID: 1234567890
assigner |  | 0..1 | Reference(Organization) | Organization that issued the smdTarget identifier (may be just text)
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Identifier |  | 0..* | Identifier(4.0.1) | SMD Target Identifier
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url Constraints: ext-1
use | ?!Σ | 0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type | Σ | 0..1 | CodeableConcept | Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
system | Σ | 1..1 | uri | Secure Messaging Delivery Target Identifier Fixed Value: http://ns.electronichealth.net.au/smd/target
value | Σ | 1..1 | string | SMD Target Identifier Value Example General: 123456 Example SMD Target ID: 1234567890
period | Σ | 0..1 | Period | Time period when id is/was valid for use
assigner | Σ | 0..1 | Reference(Organization) | Organization that issued the smdTarget identifier (may be just text)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Identifier.use | Base | required | IdentifierUse | 📍4.0.1 | FHIR Std.
Identifier.type | Base | extensible | IdentifierType | 📍4.0.1 | FHIR Std.

#### Constraints

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

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 1 element

Other representations of profile: CSV, Excel, Schematron