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How do I obtain a Unified Medical Language System (UMLS) License?

  1. Navigate to the Services page of the Unified Medical Language System (UMLS) site by clicking here.
  2. Read and accept the terms by clicking Accept and Continue of the License Agreement, Appendix 1, and Appendix 2. 
  3. Complete the UMLS License Request Form. An email notification containing a Login ID and Password will be received once the license has been approved by UMLS.
Note: Once the credential information is received from UMLS, it must be entered into the Correspondent table in OP. For more information on how to do this, click here.