ID DH-4289:2026 Type Component Version 5.1 Status Active Created date 04/06/2026 Updated date 19/06/2026 This is the current version. This document lists mandatory, conditional, and recommended software conformance requirements applicable to the implementation of the Healthcare Identifiers (HI) Service in software systems, via the business uses cases listed in Appendix A. These requirements are to be applied by the developers of such systems so healthcare identifiers are used in a manner that minimises risks to clinical safety, privacy, and information security, while maximising the benefits associated with their usage. Download Conformance Profile v5.1 DH_4289_2026_HealthcareIdentifiersService_ConformanceProfile_v5.1.pdf () Checksum: 15ae690da2609b50f505bb3ae8a5fc01991e48468a4d1800009e6125591f383d This component belongs to the following product: Healthcare Identifiers Service - Conformance Documents v5.1 - current Previous versions Healthcare Identifiers Service - Conformance Profile v5.0 - superseded Healthcare Identifiers Service - Support Documents - Conformance Profile v4.1 - superseded Healthcare Identifiers Service - Support Documents - Conformance Profile v4.0 - superseded Use of HIs in Health Software Systems - Conformance Requirements v3.1 - superseded Use of HIs in Health Software Systems - Conformance Requirements v3.0 - superseded Healthcare Identifier Service - Use of Healthcare Identifiers in Health Software Systems Conformance Requirements v2.0 - superseded