Medicare Advantage in Gila County, Arizona
7,632 people in Gila County, Arizona were enrolled in Medicare Advantage in October 2026, 41.2% of 18,509 eligible beneficiaries (−0.2 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 50% of reported enrollment; 11 parent organizations have 11 or more members and the HHI is 3,648 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 298 members here are in plans that terminate or leave the county. MA plans offered go from 11 to 9.
Parent organizations in Gila County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 3,807 | −234 | 50.5% |
| Humana Inc. | 2,423 | +1,676 | 32.2% |
| Centene Corporation | 390 | +99 | 5.2% |
| Gold Kidney Health Plan | 351 | +256 | 4.7% |
| Blue Cross Blue Shield of Arizona | 174 | −24 | 2.3% |
| Banner Health | 154 | −16 | 2.0% |
| CVS Health Corporation | 93 | −1,810 | 1.2% |
| Mercy Care | 61 | +14 | 0.8% |
| Elevance Health, Inc. | 55 | +9 | 0.7% |
| Health Care Service Corporation | 14 | −3 | 0.2% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 13 | −1 | 0.2% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,022 beneficiaries in Gila County were assigned to 64 Medicare Shared Savings Program ACOs, 25.1% of assignable Original Medicare beneficiaries. Together, roughly 56% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.