Interoperable Digital Identity and Patient Matching
1.0.0 - STU 1.0.0 United States of America flag

This page is part of the Interoperable Digital Identity and Patient Matching (v1.0.0: STU1) based on FHIR R4. This is the current published version. For a full list of available versions, see the Directory of published versions

CodeSystem: Identity Identifier Code System

Official URL: http://hl7.org/fhir/us/identity-matching/CodeSystem/Identity-Identifier-cs Version: 1.0.0
Active as of 2023-06-02 Computable Name: IdentityIdentifierCodeSystem

Defining codes for describing specialized identifiers to be used in Patient resource for $match.

This Code system is referenced in the content logical definition of the following value sets:

This code system http://hl7.org/fhir/us/identity-matching/CodeSystem/Identity-Identifier-cs defines the following codes:

CodeDisplayDefinition
STID State Level IdentifierRepresents any appropriate identifier corresponding to a state- or territory-issued photo ID that is not a Driver's License. This code will likely be migrated to THO at some point in the future.
SSN4 SSN Last 4Represents the last four digits of US Social Security Number. This code may be migrated to THO at some point in the future.