The National Library of Medicine (NLM) Value Set Authority Center (VSAC) has updated VSAC with the most recent provisional terminology codes published by SNOMED CT, in response to the COVID-19 pandemic.

These pre-release provisional codes were developed by SNOMED CT in response to the COVID-19 pandemic and they are based on the most up to date information available at the time of their creation.

• Code System: SNOMED CT
• VSAC Code System Version: Provisional_2020-12-08
• Additional Information: SNOMED CT COVID-19 Related Content

Value set authors who create COVID-19 related value sets can Contact NLM to request their COVID-19 value sets be included in a prefiltered VSAC search.

Find information about COVID-19 provisional codes in VSAC.

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Last Reviewed: August 1, 2025