Medicare Advantage in Strafford County, New Hampshire
11,028 people in Strafford County, New Hampshire were enrolled in Medicare Advantage in October 2026, 35.8% of 30,765 eligible beneficiaries (−1.7 pts since October 2025). Humana Inc. is the largest parent organization with 51% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 4,007 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 897 members here are in plans that terminate or leave the county, and BMC Health System, Inc. leaves. MA plans offered go from 12 to 12.
Parent organizations in Strafford County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 5,541 | +4,116 | 50.7% |
| UnitedHealth Group, Inc. | 4,003 | +106 | 36.6% |
| Elevance Health, Inc. | 1,070 | −751 | 9.8% |
| CVS Health Corporation | 205 | −356 | 1.9% |
| BMC Health System, Inc. | 118 | −651 | 1.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 6,533 beneficiaries in Strafford County were assigned to 85 Medicare Shared Savings Program ACOs, 52.7% of assignable Original Medicare beneficiaries. Together, roughly 70% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.