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Elevance sues CMS over Medicare Advantage star-rating calculus

A photo of Elevance Health CEO Gail Boudreaux, a woman with short blonde hair, testifying before congress.
Elevance Health CEO Gail Boudreaux. Photo: Heather Diehl/Getty Images

Compliance, regulatory fairness, and $115m in bonus payments are at the heart of why insurer Elevance Health says it is taking CMS to court.

Elevance Health has filed a lawsuit against the Centers for Medicare & Medicaid Services (CMS), arguing the agency unfairly handled its 2026 Medicare Advantage (MA) star ratings compared with those for competitor Clover Health.

The complaint, lodged July 1 in the US District Court for the Southern District of Georgia, claims

The

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