Value Set Authority Center (VSAC)
Per Centers for Medicare and Medicaid Services (CMS), VSAC is the official repository for Value Sets that support 2014 Meaningful Use Clinical Quality Measures (CQMs). VSAC will also host other value sets such as Routes of Administration and Patient Assessment Instruments in the near future. The VSAC provides Certified EHR implementers the ability to search for and retrieve these value sets both through a GUI interface as well as APIs that can be implemented into an automated system. VSAC will also provide authoring tools for value set authors that will leverage NLM expertise in synonymy (UMLS) as well as provide instant code/descriptor validation.