Medicare Advantage in Sutter County, California
1,494 people in Sutter County, California were enrolled in Medicare Advantage in October 2026, 7.9% of 18,816 eligible beneficiaries (−6.0 pts since October 2025). Elevance Health, Inc. is the largest parent organization with 46% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 2,993 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 555 members here are in plans that terminate or leave the county. MA plans offered go from 2 to 4.
Parent organizations in Sutter County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Elevance Health, Inc. | 660 | −1,162 | 45.6% |
| UnitedHealth Group, Inc. | 337 | +30 | 23.3% |
| Kaiser Foundation Health Plan, Inc. | 244 | +3 | 16.9% |
| California Physicians' Service | 123 | +7 | 8.5% |
| Imperial Health Plan of California | 32 | +21 | 2.2% |
| CVS Health Corporation | 27 | −3 | 1.9% |
| Total Community Options, Inc. | 12 | new | 0.8% |
| SCAN Group | 11 | new | 0.8% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 6,771 beneficiaries in Sutter County were assigned to 41 Medicare Shared Savings Program ACOs, 57.6% of assignable Original Medicare beneficiaries. Together, roughly 61% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.