MA payer · 2 active contracts
BLUE CROSS OF CALIFORNIA PARTNERSHIP PLAN, INC.
156,157
Total MA enrolled
26
Counties served
2
States served
CA
Largest state
Top counties
by single-county enrollment- 50,526Los Angeles, CAHMO/HMOPOS · contract H4471
- 12,639Sacramento, CAHMO/HMOPOS · contract H4471
- 10,644Los Angeles, CAHMO/HMOPOS · contract H4161
- 9,379San Francisco, CAHMO/HMOPOS · contract H4471
- 8,910Fresno, CAHMO/HMOPOS · contract H4471
- 6,342Sacramento, CAHMO/HMOPOS · contract H4161
- 6,260San Bernardino, CAHMO/HMOPOS · contract H4161
- 6,025Santa Clara, CAHMO/HMOPOS · contract H4471
- 5,826Kern, CAHMO/HMOPOS · contract H4471
- 4,777Riverside, CAHMO/HMOPOS · contract H4161
- 4,312Tulare, CAHMO/HMOPOS · contract H4471
- 3,986Ventura, CAHMO/HMOPOS · contract H4161
- 3,680Orange, CAHMO/HMOPOS · contract H4161
- 3,226San Diego, CAHMO/HMOPOS · contract H4161
- 2,943Santa Clara, CAHMO/HMOPOS · contract H4161
Plan-type mix (enrollment)
HMO/HMOPOS
156,157 enrolled
Source: CMS Monthly MA Enrollment by State/County/Contract (May 2026, abridged). Enrollment counts ≤ 10 are excluded from the source file (HIPAA suppression).