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This is the home page for the Vocabulary Work Group. Vocab is a pilot work group for the functions being developed as part of the JIRACon Project. In this environment, attendance logs, meeting agendas and notes, and other work group functions are enabled to assist the work group participants in developing standards as well as necessary housekeeping functions for standards development organizations. Use JIRA to document issues, change requests, questions, and comments for documentation and resolution. We welcome your feedback, please click here to add suggestions for the HL7 technical team and/or the Vocabulary Work Group

To request a Confluence account, please navigate to the HL7 main page or follow this link

Current projects and meeting information can be found below. Additionally, the Vocabulary Zulip stream may be used to further conversations pertinent to the vocabulary work group. To view the Vocabulary Zulip stream, click here


To identify, organize and maintain coded vocabulary terms used in HL7 information structures, provide clear documented guidelines on the principles of vocabulary content and structure to support the retention of meaning over time, and to maintain the HL7 Vocabulary Model and guidance of the use of Vocabulary in HL7 Standards.

Vocabulary Maintenance at HL7

COMING SOON  - As part of the Unified Terminology Governance project, detailed information for user on-boarding, harmonization tools and workflow processes will be posted.

HL7 Terminology Authority (HTA)

The HL7 Terminology Authority is responsible for the creation, implementation, and management of HL7 processes involving external terminology management. The activities of the HTA are intended to complement maintenance of terminology that is used by HL7 protocol specifications.  HTA works through the TSC to implement processes or polices that impact Working Groups. To contact the HTA, see additional details on their Confluence page.

Task List

DescriptionDue dateAssigneeTask appears on
Cooper Thompson2019-11-18 Gender Harmony Meeting Agenda and Notes
  • Ted Kleinget the name change for UTG on the next vocab call agenda
Ted Klein2019-10-29 UTG Call Agenda and Minutes
Robert Hausam2019-10-21 Vocab WG Call Agenda/Minutes
  • Carmela A. Couderc - to keep track of possible required guidance on the evaluation of valueset reference in combination with compose.filter and/or compose.concept
Carmela A. Couderc2019-10-08 VSDP Agenda/Minutes
  • Robert Hausam- Open tracker to address notes from this call regarding representation of an Intersection of multiple referenced value sets
Robert Hausam2019-10-08 VSDP Agenda/Minutes
  • Ted KleinAustin has requested an in-depth UTG demo for the TSC so a sense of whether out is ready for go live or not can be gotten.
Ted Klein2019-09-26 Vocab WG Call Agenda/Minutes
  • Robert Hausam Bring to vocab con call current state of the TermInfo reconciliation and the options for completion (Withdrawal?)
Robert HausamSept 2019 - HL7 WGM - Thursday Q4 Minutes
  •  Caroline Macumber Add an item to the project list to solicit input from use cases outside of healthcare
Caroline MacumberFeb 2020 - HL7 WGM - Wednesday Q4 Minutes
  • Caroline Macumber  change name of deprecated-retired folder in github management repository to archived. Archived content must be rendered.Type your task here, using "@" to assign to a user and "//" to select a due date
Caroline MacumberFeb 2020 - HL7 WGM - Wednesday Q3 Minutes
  •  Rob McClure Add the clean list of code systems in question to the HTA document repository.
Rob McClureFeb 2020 - HL7 WGM - Wednesday Q2 Minutes
Rob McClureFeb 2020 - HL7 WGM - Wednesday Q2 Minutes
  •  Ted Klein . A significant set of manual tasks is required to satisfy the motion. The presentation and rendering need to be decided. 
Ted KleinFeb 2020 - HL7 WGM - Wednesday Q2 Minutes
  •  Rob McClureenter a tracker to address the issue and request change of language in the ConceptMap resource that implies broader and narrower are transitive. 
Rob McClureFeb 2020 - HL7 WGM - Wednesday Q1 Minutes
  •  Robert HausamEnter a tracker to remove ConceptMapEquivalence code system and value set from the build.
Robert HausamFeb 2020 - HL7 WGM - Wednesday Q1 Minutes
  • Ted Kleinadd a tracker to add a title element to NamingSystem
Ted KleinFeb 2020 - HL7 WGM - Wednesday Q1 Minutes
  • Ted Klein Contact marketing to find a name of what is output of the UTG process.
Ted KleinFeb 2020 - HL7 WGM - Wednesday Q1 Minutes
Ted KleinFeb 2020 - HL7 WGM - Wednesday Q1 Minutes
  •  Jessica Snell  - document the ballot bound vocabulary that will be maintained through the ballot processes instead of UTG.
Jessica SnellFeb 2020 - HL7 WGM - Tuesday Q1 Minutes
Jessica SnellFeb 2020 - HL7 WGM - Tuesday Q1 Minutes
  • Reuben Daniels - bring example process for use of Semantic Versioning 
Reuben DanielsFeb 2020 - HL7 WGM - Tuesday Q1 Minutes

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