Patient Identifier Cross-referencing for mobile (PIXm)
3.1.0 - Trial-Implementation

Patient Identifier Cross-referencing for mobile (PIXm), published by IHE IT Infrastructure Technical Committee. This guide is not an authorized publication; it is the continuous build for version 3.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/IHE/ITI.PIXm/ and changes regularly. See the Directory of published versions

## OperationDefinition: IHE PIXm $pix Operation

Official URL: https://profiles.ihe.net/ITI/PIXm/OperationDefinition/IHE.PIXm.pix | Version: 3.1.0
Standards status: Trial-use | Maturity Level: 5 | Computable Name: IHE_PIXm_pix

The OperationDefinition defines the In and Output Parameters for the $ihe-pix operation

- Input: sourceIdentifier, targetSystem and _format
- Output: targetIdentifier, targetId

URL: [base]/Patient/$ihe-pix

### Parameters

Use | Name | Scope | Cardinality | Type | Binding | Documentation
IN | sourceIdentifier |  | 1..1 | string (token) |  | The Patient identifier search parameter that will be used by the Patient Identifier Cross-reference Manager to find cross matching identifiers associated with the Patient Resource. See Section 3.83.4.1.2.1.
IN | targetSystem |  | 0..* | string (uri) |  | The target Patient Identifier Assigning Authority from which the returned identifiers should be selected. See Section 3.83.4.1.2.2.
IN | _format |  | 0..1 | string (token) |  | The requested format of the response. See ITI TF-2: Appendix Z.6
OUT | targetIdentifier |  | 0..* | Identifier |  | The identifier found. Constraints to include the assigning authority as specified in ITI TF-2: Appendix E.3
OUT | targetId |  | 0..* | Reference |  | The URL of the Patient Resource