Measuring Patient Case Mix in Medicare

How does Medicare measure patient case mix?  For the most part, Medicare uses the Hierarchical Condition Category (HCC) model.  A recent CMS presentation describes the HCC model in more detail.  Today I review where CMS applies the HCC model, provide an overview of the HCC methodology, briefly describe its performance, and give some background on…

The CMS HCC Model

The CMS-HCC risk adjustment model is used to adjust payments for Part C benefits offered by MA plans and Program of All-Inclusive Care for the Elderly (PACE) organizations to aged/disabled beneficiaries. The CMS-HCC model includes both diseases and demographic factors. There are separate sets of coefficients for beneficiaries in the community, beneficiaries in long term care…