National Market Share of Largest Health Insurers in U.S., 2022

  1. UnitedHealth Group: 14%
  2. Elevance Health: 12%
  3. CVS (Aetna): 11%
  4. Cigna: 10%
  5. Kaiser: 7%
  6. HCSC (BCBS): 6%
  7. BCBS Michigan: 2%
  8. BCBS Florida: 2%
  9. Blue Shield of California: 2%
  10. Highmark: 2%
Notes: Data are based on commercial, combined PPO+HMO+POS+EXCHANGE product markets. Market shares are based on total enrollments in the U.S., summed from the insurers' state-level enrollments.

Source: AMA, Competition in Health Insurance: A Comprehensive Study of U.S. Markets, December 2023 - https://www.ama-assn.org/system/files/competition-health-insurance-us-markets.p…

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