AMA: 10 Largest Commercial Health Insurers in the U.S., by Market Share

  1. UnitedHealth Group: 15%
  2. Elevance Health (formerly Anthem): 12%
  3. CVS Health (owner of Aetna): 11%
  4. Cigna: 10%
  5. Kaiser Permanente: 7%
  6. Health Care Service Corp. (BCBS): 6%
  7. Blue Cross Blue Shield of Michigan: 2%
  8. Blue Cross Blue Shield of Florida: 2%
  9. Blue Shield of California: 2%
  10. Highmark: 2%
Notes: From the annual study, "The 2022 edition of Competition in Health Insurance: A Comprehensive Study of U.S. Markets."

Source: The American Medical Association press release, November 1, 2022 - https://www.ama-assn.org/press-center/press-releases/new-study-shows-medicare-a…

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