Medicare Advantage in Lane County, Oregon
62,085 people in Lane County, Oregon were enrolled in Medicare Advantage in October 2026, 63.3% of 98,012 eligible beneficiaries (−0.8 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 52% of reported enrollment; 16 parent organizations have 11 or more members and the HHI is 3,045 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 6,470 members here are in plans that terminate or leave the county, and Providence St Joseph Health leaves. MA plans offered go from 33 to 26.
Parent organizations in Lane County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 31,947 | +1,337 | 51.6% |
| Cambia Health Solutions, Inc. | 6,461 | −76 | 10.4% |
| PacificSource | 5,828 | −2,182 | 9.4% |
| Centene Corporation | 5,705 | +299 | 9.2% |
| Providence St Joseph Health | 4,170 | −539 | 6.7% |
| ATRIO Health Plans | 4,009 | +366 | 6.5% |
| Kaiser Foundation Health Plan, Inc. | 1,896 | +314 | 3.1% |
| Devoted Health, Inc. | 991 | +677 | 1.6% |
| CVS Health Corporation | 348 | +4 | 0.6% |
| Elevance Health, Inc. | 197 | −2 | 0.3% |
| Marquis Companies I, Inc. | 126 | +33 | 0.2% |
| Humana Inc. | 108 | +4 | 0.2% |
| California Physicians' Service | 58 | +7 | under 0.1% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 31 | −2 | under 0.1% |
| Health Care Service Corporation | 26 | −4 | 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, 6,327 beneficiaries in Lane County were assigned to 115 Medicare Shared Savings Program ACOs, 29.2% of assignable Original Medicare beneficiaries. Together, roughly 74% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.