MA payer · 6 active contracts

ANTHEM INSURANCE COMPANIES, INC.

430,530

Total MA enrolled

1,494

Counties served

States served

Largest state

Top states by enrollment

1GA81,513
2CA68,633
3IN65,748
4OH43,207
5KY20,741
6VA17,626
7NY17,189
8NH15,563
9ME11,079
10FL10,860
11AL10,397
12WI9,268
13CT8,462
14PA5,311
15AZ3,959

Top counties

by single-county enrollment

Los Angeles, CA
Local PPO · contract H4036
32,824
Lake, IN
Local PPO · contract H4036
7,276
Marion, IN
HMO/HMOPOS · contract H0629
5,717
Hamilton, OH
Local PPO · contract H4036
4,668
Orange, CA
Local PPO · contract H4036
4,637
Ventura, CA
Local PPO · contract H4036
4,438
Cobb, GA
Local PPO · contract H4036
4,409
Merrimack, NH
Local PPO · contract H4036
4,160
Gwinnett, GA
Local PPO · contract H4036
3,956
Fulton, GA
Local PPO · contract H4036
3,855
Hillsborough, NH
Local PPO · contract H4036
3,714
Cuyahoga, OH
Local PPO · contract H4036
3,530
DeKalb, GA
Local PPO · contract H4036
3,129
Riverside, CA
Local PPO · contract H4036
3,117
Jefferson, KY
Local PPO · contract H4036
3,017

Plan-type mix (enrollment)

Local PPO

381,244 enrolled

HMO/HMOPOS

35,917 enrolled

Regional PPO

13,369 enrolled

Source: CMS Monthly MA Enrollment by State/County/Contract (May 2026, abridged). Enrollment counts ≤ 10 are excluded from the source file (HIPAA suppression).