HCC Blog by Caridad

 CMS RxHCC can be found on this document which is the same document as the mapping. If you are interested, the corresponding weights are found here: https://www.cms.gov/CCIIO/Resources/Regulations-and-Guidance/Downloads/Final-2021-Benefit-Year-Final-HHS-Risk-Adjustment-Model-Coefficients.pdf Page 12

 CMS.gov Internet Only Manuals Medicare Managed Care Manual Chapter 7 contains information on Risk Adjustment, 75 page document In 2021, the current manual is dated:   (Rev. 118, 09-19-14) https://www.cms.gov/Regulations-and-Guidance/Guidance/Manuals/Internet-Only-Manuals-IOMs-Items/CMS019326

The HCC model and corresponding diagnosis code can be found on this pdf from CMS.  (Includes ICD-10 codes valid in FY2020 or FY2021, effective 1/1/21.) Medicare > Medicare Advantage Rates & Statistics > Risk Adjustment > 2022 Model Software ICD-10 Mappings