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Work groups are the bodies within HL7 that take on responsibility for developing and maintaining standards.  They are where the "work" of HL7 gets done.  HL7 has a large number of work groups covering the spectrum of the healthcare space.  All work groups are open to participation by anyone with an interest in their content.

Work Groups

Work GroupsManagement GroupsGovernance Groups
Orders & Observations WG (O&O)FHIR Management GroupArchitecture Board (ARB)

Clinical Information Modeling Initiative WG (CIMI)

CDA Management GroupBoard of Directors
Clinical Interoperability CouncilV2 Management Group International Council
Vocabulary WG (VOC)
HL7 International Foundation
Infrastructure and Messaging WG (INM)  
Organizational Review Committee
Standards Governance Board
Policy Advisory Committee
Architecture Board (ARB)
Roadmap Committee
Electronic Services & Tooling WG (EST)
Standards Governance Board
 Devices On FHIR
Technical Steering Committee
Patient Care WG (PC)

Public Health WG (PH)

Learning Health Systems

Electronic Health Records WG (EHR)

Emergency Care WG (EC)

V2 Management Group (V2MG)

Conformance WG

FHIR Infrastructure WG (FHIR-I)

Infrastructure and Messaging WG (InM)

Implementable Technology

Specifications WG (ITS)

Mobile Health WG

Modeling and Methodology WG (MnM)

Security WG

Service Oriented Architecture WG (SOA)

Structured Documents WG (Struc Docs)

Templates WG

HL7 Terminology Authority

Vocabulary WG (Vocab)

Technical Steering Committee

Domain Experts

Foundation and Technology

Structure and Semantic Design

Technical and Support Services

US Realm Steering Committee

Arden Syntax WG

Attachments WG

Clinical Decision Support WG (CDS)

Clinical Information Modeling

Initiative WG (CIMI)

Clinical Genomics WG

Clinical Quality Information WG (CQI)

Clinical Statement WG

Community-Based Care and Privacy (CBCP)

Electronic Health Records WG (EHR)

EHR Interoperability (Sub-WG)

EHR Records Mgmt & Evidentiary

Support (Sub-WG)

Emergency Care WG

Anesthesia Standards WG

Government Projects WG

Health Care Devices WG (Dev)

Imaging Integration WG (II)

Orders & Observations WG (O&O)

Patient Care WG

Clinicians on FHIR

Pharmacy WG

Public Health WG (PH) 

Biomedical Research and Regulation

Financial Management WG

Patient Administration WG (PA)

Healthcare Standards Integration WG


Education WG

Electronic Services & Tooling WG (EST)

Process Improvement Committee (PIC)

Project Services WG

Publishing WG

v2.x Publishing (Sub-WG)

Emergency Care WG 


HL7 JIRA/Confluence Project

Working Group Homepage Example - Under Construction - For Pilot Work Groups









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