IHE PIX Patient Identifier

IHE profile for cross-referencing patient identifiers.

Definition

PIX actors: Patient Identity Source (publishes ADT), PIX Manager (manages links), PIX Consumer (queries equivalences). Transactions ITI-8 Patient Identity Feed (HL7 v2 ADT^A01/A04/A05/A08/A40), ITI-9 PIX Query, ITI-10 PIX Update Notification. Evolutions PIXv3 (SOAP/WS), PIX FHIR (FHIR R4 Patient.identifier).

Origin

IHE ITI Technical Committee, PIX published 2003, widely adopted profile for hospital MPI / EMPI.

Usage

Hospital EMPI, ADT-LIS-RIS integration, foundation of PIX Manager in XDS Affinity Domain. Implementations OpenEMPI, NextGate, Verato.

Related terms

• MPI — concept registre.
• IHE PDQ — profil jumeau requête démographique.
• HL7 v2 — transport ADT.