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Story summary
- Attorney General Dana Nessel filed an antitrust lawsuit against Blue Cross Blue Shield of Michigan on Oct. 8, 2026.
- Nessel alleges BCBSM controls 65% of Michigan’s health-insurance market and 79% of the PPO market.
- The complaint cites 24% individual and 11.2% small-group premium hikes this year.
- Nessel claims BCBSM conspired with other Blue Cross licensees to divide territories and block large-employer competition.
- The suit alleges the monopoly forced providers to cut services, leading to closures such as Sturgis Hospital.