MA Enrollment Explorer / Parent organizations / SANTA CRUZ MONTEREY MERCED SAN BENITO MARIPOSA MAN
SANTA CRUZ MONTEREY MERCED SAN BENITO MARIPOSA MAN: Medicare Advantage enrollment and market share
SANTA CRUZ MONTEREY MERCED SAN BENITO MARIPOSA MAN had 1,161 Medicare Advantage members in October 2026, #165 nationally with 0.00% of all MA enrollment. It gained 1,161 members (new) since October 2025, and has enrollment in 1 state and 5 counties with 11 or more members. It entered MA in the 2026 Annual Election Period with 477 members by February. For 2027, none of its members are in plans that terminate or leave their county.
1,161MA members, October 2026
newchange since October 2025 (+1,161)
0.00%national MA share, rank 165
1contracts with enrollment
Largest states
| State | Members | Share of state MA |
|---|---|---|
| California | 1,159 | 0.0% |
Largest counties
| County | Members | Change since October 2025 | Share of county MA |
|---|---|---|---|
| Monterey County, CA | 527 | new | 4.3% |
| Santa Cruz County, CA | 393 | new | 2.6% |
| Merced County, CA | 184 | new | 1.5% |
| San Benito County, CA | 28 | new | 1.7% |
| Mariposa County, CA | 27 | new | 4.0% |
Contracts
| Contract | Plan type | Oct 2024 | Oct 2025 | Oct 2026 |
|---|---|---|---|---|
| H5692 Central California Alliance for Health | HMO/HMOPOS | n/a | n/a | 1,161 |
Star ratings for these contracts are in the MA Quality Dashboard.