Medicare Advantage in Beadle County, South Dakota
1,722 people in Beadle County, South Dakota were enrolled in Medicare Advantage in October 2026, 41.9% of 4,108 eligible beneficiaries (+0.3 pts since October 2025). Medica Holding Company is the largest parent organization with 80% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 6,625 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 169 members here are in plans that terminate or leave the county, and CVS Health Corporation leaves. MA plans offered go from 12 to 7.
Parent organizations in Beadle County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Medica Holding Company | 1,366 | +244 | 80.2% |
| UnitedHealth Group, Inc. | 187 | −103 | 11.0% |
| CVS Health Corporation | 151 | +8 | 8.9% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 306 beneficiaries in Beadle County were assigned to 10 Medicare Shared Savings Program ACOs, 20.5% of assignable Original Medicare beneficiaries. Together, roughly 54% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.