MA payer · 1 active contracts
KAISER FOUNDATION HP OF THE N W
109,347
Total MA enrolled
19
Counties served
2
States served
OR
Largest state
Top counties
by single-county enrollment- 24,378Multnomah, ORHMO/HMOPOS · contract H9003
- 21,909Clark, WAHMO/HMOPOS · contract H9003
- 17,224Clackamas, ORHMO/HMOPOS · contract H9003
- 16,673Washington, ORHMO/HMOPOS · contract H9003
- 10,327Marion, ORHMO/HMOPOS · contract H9003
- 7,561Cowlitz, WAHMO/HMOPOS · contract H9003
- 2,745Columbia, ORHMO/HMOPOS · contract H9003
- 2,681Polk, ORHMO/HMOPOS · contract H9003
- 1,867Yamhill, ORHMO/HMOPOS · contract H9003
- 1,806Lane, ORHMO/HMOPOS · contract H9003
- 1,186Linn, ORHMO/HMOPOS · contract H9003
- 400Benton, ORHMO/HMOPOS · contract H9003
- 360Wahkiakum, WAHMO/HMOPOS · contract H9003
- 124Skamania, WAHMO/HMOPOS · contract H9003
- 25Clatsop, ORHMO/HMOPOS · contract H9003
Plan-type mix (enrollment)
HMO/HMOPOS
109,347 enrolled
Source: CMS Monthly MA Enrollment by State/County/Contract (May 2026, abridged). Enrollment counts ≤ 10 are excluded from the source file (HIPAA suppression).