Medicare Advantage in Mobile County, Alabama
64,683 people in Mobile County, Alabama were enrolled in Medicare Advantage in October 2026, 70.9% of 91,253 eligible beneficiaries (+0.4 pts since October 2025). Humana Inc. is the largest parent organization with 33% of reported enrollment; 11 parent organizations have 11 or more members and the HHI is 2,140 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 2,243 members here are in plans that terminate or leave the county. MA plans offered go from 41 to 46.
Parent organizations in Mobile County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 21,056 | +8,978 | 32.6% |
| UnitedHealth Group, Inc. | 15,630 | −11,069 | 24.2% |
| Health Care Service Corporation | 10,879 | +1,664 | 16.8% |
| BlueCross BlueShield of Alabama | 7,904 | +48 | 12.2% |
| Devoted Health, Inc. | 3,647 | +2,176 | 5.6% |
| CVS Health Corporation | 2,717 | −302 | 4.2% |
| Triton Health Systems, L.L.C. | 1,754 | −137 | 2.7% |
| Elevance Health, Inc. | 568 | +2 | 0.9% |
| Associated Care Ventures, Inc. | 209 | +43 | 0.3% |
| Trinity Health Corporation | 159 | +5 | 0.2% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 64 | +3 | under 0.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 11,114 beneficiaries in Mobile County were assigned to 88 Medicare Shared Savings Program ACOs, 61.4% of assignable Original Medicare beneficiaries. Together, roughly 89% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.