Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
  • Feedback
    • This metadata record is available for the public, but the data itself is not public for privacy or security reasons. See details

    UMLS

    Metadata Updated: June 29, 2025

    The Unified Medical Language System integrates and distributes key terminology, classification, and coding standards to promote interoperability

    Access & Use Information

    Non-public: This dataset is not for public access or use. Specific details are provided below. License: See this page for license information.

    Downloads & Resources

    No file downloads are available because this is not a public dataset. See Access & Use Information for details.

    Dates

    Metadata Created Date June 29, 2025
    Metadata Updated Date June 29, 2025

    Metadata Source

    Harvested from DHS datajson source

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date June 29, 2025
    Metadata Updated Date June 29, 2025
    Publisher Unspecified
    Maintainer
    Identifier OHS-HISDS-DATASET-OHS-PHEN-NIH-UMLS-20210601
    Data Last Modified 2025-06-26T07:41:06-04:00
    Public Access Level non-public
    Bureau Code 024:080
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Harvest Object Id 4255691d-cfff-4c3a-9ebb-ba6313730b96
    Harvest Source Id 803bdba9-bfcb-453c-ae2a-ed81f240ff5a
    Harvest Source Title DHS datajson source
    License https://www.usa.gov/government-works
    Program Code 024:000
    Source Datajson Identifier True
    Source Hash c0488ada760a40431a36c2a84b152bd4ed2a379df6837bef9fe956537f71c690
    Source Schema Version 1.1

    Didn't find what you're looking for? Suggest a dataset here.