Health Level Seven Reference Implementation Model, Version 3.0

Last uploaded: March 22, 2026

Details

Acronym	HL7
Visibility	Public
Description	HL7 specifies a standardization that allows computer systems in healthcare organizations to communicate with each other. The HL7 vocabulary consists of hierarchical Concept Domains, which are categories of like concepts that will be bound to one or more coded elements; code systems, which are the contexts in which concepts are defined; and value sets, which are lists of intended values for a Concept Domain or sub-domain.
Status	Production
Format	UMLS
Categories	Health

Abstract	HL7 provides standards for the exchange, management and integration of data that supports clinical patient care and the management, delivery and evaluation of healthcare services. See more...
Alternative name	HL7V3.0 See more...
Bibliographic reference	http://www.hl7.org http://www.hl7.org
Contact	Methodology And Modelling Committee ([email protected])
Creation date	November 3, 2025
Deprecated	false See more...
Documentation	http://www.hl7.org See more...
Homepage	http://www.hl7.org See more...
Imports	http://www.w3.org/2004/02/skos/core http://www.w3.org/2004/02/skos/core
Notes	RDF Version of the UMLS ontology HL7V3.0; converted with the UMLS2RDF tool (https://github.com/ncbo/umls2rdf), developed by the NCBO project. See more...
Object creation date property	http://purl.org/dc/elements/1.1/created http://purl.org/dc/elements/1.1/created
Object modification date property	http://purl.org/dc/elements/1.1/modified http://purl.org/dc/elements/1.1/modified
Source	UMLS 2025AB See more...
Submission date	March 22, 2026
Syntax	http://www.w3.org/ns/formats/Turtle http://www.w3.org/ns/formats/Turtle
Version information	2025_07 See more...
uri	http://purl.bioontology.org/ontology/HL7/ http://purl.bioontology.org/ontology/HL7/

Version	Released	Uploaded	Downloads
2025_07 (Parsed, Indexed, Metrics, Annotator, Error Diff)	11/03/2025	03/22/2026	RDF/TTL \| CSV \| Diff
2024_11 (Archived)	05/06/2025	03/19/2026	RDF/TTL \| Diff
HL7V3.0_2024_07 (Archived)	11/04/2024	01/16/2025	RDF/TTL \| Diff
2024AA (Archived)	05/06/2024	08/28/2024	RDF/TTL \| Diff
2023AB (Archived)	11/06/2023	01/31/2024	RDF/TTL \| Diff
2023AA (Archived)	04/01/2023	08/07/2023	RDF/TTL \| Diff
2022AB (Archived)	11/07/2022	01/06/2023	RDF/TTL \| Diff
2022AA (Archived)	05/02/2022	06/10/2022	RDF/TTL \| Diff
2021AB (Archived)	11/01/2021	11/18/2021	RDF/TTL \| Diff
2021AA (Archived)	04/03/2021	05/20/2021	RDF/TTL \| Diff
2020AB (Archived)	11/02/2020	01/06/2021	RDF/TTL \| Diff
2020AA (Archived)	05/04/2018	09/24/2020	RDF/TTL \| Diff
2019AB (Archived)	11/04/2019	11/18/2019	RDF/TTL \| Diff
2019AA (Archived)	05/06/2019	08/27/2019	RDF/TTL \| Diff
2018AB (Archived)	11/05/2018	04/29/2019	RDF/TTL \| Diff
2018AA (Archived)	05/07/2018	07/06/2018	RDF/TTL \| Diff
2017AB (Archived)	11/06/2017	07/06/2018	RDF/TTL \| Diff
2017AA (Archived)	05/08/2017	04/06/2018	RDF/TTL \| Diff
2016AB (Archived)	02/06/2017	02/06/2017	RDF/TTL \| Diff
2016AA (Archived)	09/06/2016	09/06/2016	RDF/TTL \| Diff
2015AB (Archived)	07/20/2016	07/20/2016	RDF/TTL \| Diff
2015AA (Archived)	06/09/2015	06/09/2015	RDF/TTL \| Diff
2014AB (Archived)	01/29/2015	01/29/2015	RDF/TTL
2014aa (Archived)	11/01/2011	01/14/2015	RDF/TTL
2011ab (Archived)	11/01/2011	04/05/2012	OWL
0234 (Archived)	11/02/2010	10/25/2011	RDF/TTL
0230 (Archived)	03/02/2010	03/30/2010	RDF/TTL
more...

Health Ontology Mapper - UCSF_UCareDischargeDisposition: All Disposition/Discharge Codes and Values listed in the UCSF- UCare patient source data

Classes	9,104
Individuals	0
Properties	54
Maximum depth	11
Maximum number of children	347
Average number of children	6
Classes with a single child	351
Classes with more than 25 children	43
Classes with no definition	2,282