Piece of CakeLTC
MA payer · 1 active contracts

KAISER FOUNDATION HEALTH PLAN OF WASHINGTON

98,904
Total MA enrolled
13
Counties served
2
States served
WA
Largest state

Top states by enrollment

Top counties

by single-county enrollment
  • King, WA
    HMO/HMOPOS · contract H5050
    31,231
  • Thurston, WA
    HMO/HMOPOS · contract H5050
    11,765
  • Pierce, WA
    HMO/HMOPOS · contract H5050
    10,726
  • Spokane, WA
    HMO/HMOPOS · contract H5050
    10,139
  • Snohomish, WA
    HMO/HMOPOS · contract H5050
    9,508
  • Kitsap, WA
    HMO/HMOPOS · contract H5050
    7,891
  • Whatcom, WA
    HMO/HMOPOS · contract H5050
    6,584
  • Skagit, WA
    HMO/HMOPOS · contract H5050
    3,650
  • Mason, WA
    HMO/HMOPOS · contract H5050
    2,881
  • Island, WA
    HMO/HMOPOS · contract H5050
    2,653
  • Lewis, WA
    HMO/HMOPOS · contract H5050
    1,422
  • Grays Harbor, WA
    HMO/HMOPOS · contract H5050
    443
  • Maricopa, AZ
    HMO/HMOPOS · contract H5050
    11

Plan-type mix (enrollment)

HMO/HMOPOS
98,904 enrolled
Source: CMS Monthly MA Enrollment by State/County/Contract (May 2026, abridged). Enrollment counts ≤ 10 are excluded from the source file (HIPAA suppression).

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