Codes, Code Systems, and Value Sets Supplemental Material

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Supplemental Material to the CMS Measures Management System (MMS) HubMay 2022 Page 1 Codes, code Systems, and Value Sets 1 code Systems/Vocabularies/Terminologies ...................... 2 Encoding Clinical Information .................................... 2 Quality Data Model (QDM) Categories with Recommended code Systems ........................... 3 Use of Specific code Systems .................................... 3 2 Value Sets ........................................ ................................ 10 Use of Value Sets ........................................ ............. 10 Constructing Value Sets ........................................ ... 11 Representing the Codes for 11 Determining the Value Set code System ................. 12 Value Set Metadata.

code system are not synonyms, but the measure development community often uses these phrases interchangeably. The Blueprint preferentially uses the term code system to describe the managed concept collections from which to draw value set content. Some code systems have complex ideas that include multiple, nuanced sub-elements such as the

  Code, Complex