J.D. Power and Associates selected Kaiser Foundation Health Plan as its top Medicare Advantage plan for 2019, the only plan to get a 5-star rating. Highmark came in second with 4 stars; Humana also rated 4 stars overall. Other Advantage plans compared (in order of preference) were Aetna, Centene, Anthem, UnitedHealthcare, and Cigna HealthSpring. Two stars went to WellCare, BlueCross BlueShield of Michigan and Blue Cross Blue Shield of MN. Commercial plan ratings are listed by state, for selected states only. Ratings factors were Overall member satisfaction (consumer opinions), Billing and payment, Communication, Costs, Coverage and benefits, Provider choice and Customer service.