Best Hospitals in Washington
Compare 100 Medicare-certified hospitals in Washington by CMS five-star quality rating.
Hospitals in Washington — by the numbers
Star-rating distribution — Washington
About 17.4% of Washington's population is aged 65 or older (1,379,589 residents), which shapes demand for hospitals. Source: U.S. Census Bureau.
Highest-rated in Washington
Hospitals by city
By county
Adams County · Asotin County · Benton County · Chelan County · Clallam County · Clark County · Columbia County · Cowlitz County · Ferry County · Franklin County · Garfield County · Grant County · Grays Harbor County · Island County · Jefferson County · King County · Kitsap County · Kittitas County · Klickitat County · Lewis County · Lincoln County · Mason County · Okanogan County · Pacific County · Pend Oreille County · Pierce County · San Juan County · Skagit County · Snohomish County · Spokane County · Stevens County · Thurston County · Walla Walla County · Whatcom County · Whitman County · Yakima County
How are these ratings calculated?
The CMS five-star quality rating comes from the Centers for Medicare & Medicaid Services. Read our plain-language explainer for hospitals to understand exactly what each star means — and what it does not.
Data as of June 20, 2026 · Source: CMS Provider Data Catalog.