Payers’ PBMs ranked by market share

Becker's Healthcare September 10, 2024
Rylee Wilson

The four largest pharmaceutical benefit managers account for 70% of the market, an analysis from the American Medical Association found.

The AMA published its annual analysis of PBM market competition on Sept. 9. The report found CVS Caremark is the largest PBM by market share, followed by UnitedHealth’s Optum Rx.

Elevance Health, Humana and Centene had a much smaller market share than CVS, Optum, Cigna’s Express Scripts and Prime Therapeutics. Data in the report is from 2022.

Here’s how payers PBMs stack up on market share, according to the AMA:

1. CVS Caremark
   Rebate negotiation: 21.3%
   Retail network management: 21.4%
   Claims...

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