February 4, 2021
As of January 1, 2021, new specific diagnosis codes must be used for all claims related to COVID-19 testing, treatment, and vaccines.
You can learn more about the codes through the following Centers for Disease Control (CDC) resources:
CDC: New COVID-19 ICD-10 Codes Effective January 1, 2021
One-page announcement of further additions to ICD-10 codes.
CDC: New COVID-19 Official Coding Guidelines
Chapter-specific coding guidelines, pages 28-33.