Aetna Medicare, Blue Care Network and Health Alliance Plan by Henry Ford Health are the best Medicare Advantage companies in Michigan for 2027. Aetna has the lowest median maximum annual cost exposure at $5,200, with a 4.0-star median CMS rating and 10 plans across 54 counties. Blue Care Network has a higher 4.5-star median CMS rating and serves 70 counties, though its median cost exposure is $790 higher at $5,990. Health Alliance Plan offers 10 plans across 61 counties, with a 4.0-star median CMS rating and $5,845 in median cost exposure.
Blue Cross Blue Shield of Michigan and Humana have the broadest geographic availability, each serving all 83 Michigan counties. Blue Cross Blue Shield also has a 4.5-star median CMS rating, but its $6,875 median cost exposure is among the highest in the state.













