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Ranked listRefreshed monthly

The 10 largest hospitals in Washington by affiliated HCPs

UW Medical Center - Montlake has the most affiliated HCPs of any hospital in Washington, 4,707, followed by MultiCare Tacoma General Hospital in Tacoma (3,305) and Harborview Medical Center in Seattle (2,829).

Updated HCPs with a current affiliation in the Dmand AI databaseHow we ranked

Rank by
Location
Washington
  1. UW Medical Center - MontlakeSeattle · University of Washington4,707HCPs652beds
  2. MultiCare Tacoma General HospitalTacoma · MultiCare Health System3,305HCPs366beds
  3. Harborview Medical CenterSeattle · University of Washington2,829HCPs448beds
  4. Seattle Children's HospitalSeattle · Seattle Children's Hospital, Research Institute and Foundation1,835HCPs381beds
  5. St. Joseph Medical CenterTacoma · CommonSpirit Health1,833HCPs360beds
  6. Swedish First Hill CampusSeattle · Providence1,731HCPs590beds
  7. Fred Hutchinson Cancer CenterSeattle · Fred Hutchinson Cancer Center1,395HCPs20beds
  8. Overlake Medical CenterBellevue · MultiCare Health System1,325HCPs303beds
  9. Prov Sacred Hrt Med Ctr & Childs HospSpokane · Providence1,300HCPs633beds
  10. Kadlec Regional Medical CenterRichland · Providence1,157HCPs283beds

The 10 highest of 105 Washington hospitals that report affiliated HCPs. Ranks compare size, not quality of care.

Every hospital in Washington

The median Washington hospital has 308 HCPs

105 Washington hospitals report affiliated HCPs. The median hospital has 308 HCPs, so UW Medical Center - Montlake is about 15 times that size.

the size of the median Washington hospital, which has 308 HCPs
15×
of the 105 Washington hospitals that report affiliated HCPs
9.5%

How we ranked the top Washington hospitals

Measure
HCPs with a current affiliation in the Dmand AI database.
What counts as a hospital
One CMS certification number. A hospital with several campuses under one number counts once.
Field
105 Washington hospitals in the Dmand AI database report affiliated HCPs.
Ties
Hospitals with the same number share a rank.
What a rank means
Size only. A rank compares affiliated HCPs; it says nothing about quality of care.
Refresh
Monthly. Updated Oct 28, 2026.

FAQ

Questions about the top Washington hospitals

Answers from the same data, updated monthly.

Which Washington hospital has the most affiliated HCPs?

UW Medical Center - Montlake in Seattle, with 4,707 HCPs. MultiCare Tacoma General Hospital is second with 3,305.

What are the top 10 Washington hospitals by affiliated HCPs?

UW Medical Center - Montlake (4,707), MultiCare Tacoma General Hospital (3,305), Harborview Medical Center (2,829), Seattle Children's Hospital (1,835), St. Joseph Medical Center (1,833), Swedish First Hill Campus (1,731), Fred Hutchinson Cancer Center (1,395), Overlake Medical Center (1,325), Prov Sacred Hrt Med Ctr & Childs Hosp (1,300), Kadlec Regional Medical Center (1,157).

How many affiliated HCPs does a typical Washington hospital have?

The median Washington hospital that reports affiliated HCPs has 308 HCPs, out of 105 that report them.

How often is this list updated?

Every month, when the Dmand AI database refreshes. This version is from Oct 28, 2026.

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