Payers ranked by Medicare Advantage membership | Q4 2023

UnitedHealthcare is still the largest Medicare Advantage insurer in the U.S. 

The company reported 7.7 million Medicare Advantage members in its fourth-quarter earnings report, adding 590,000 members in 2023. 

Here's how the largest payers stacked up on Medicare Advantage membership at the end of 2023: 

1. UnitedHealthcare — 7,695,000 
2. Humana — 5,918,500
3. CVS Health — 3,460,000
4. Elevance Health — 2,047,000
5. Centene — 1,284,200
6. Cigna — 601,000