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Washington: one knee, three prices

What Medicare pays Washington hospitals and surgery centers for knee, hip and shoulder replacement, what hospitals list, and which cost the most and the least.

Surgery center
$9,864
Median Medicare knee rate, 43 orthopedic surgery centers
Hospital, same day
$13,285
Median outpatient allowed
Hospital, overnight
$16,921
Median inpatient paid, 26 hospitals

Washington requires a certificate of need for new surgery centers.

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Lowest Medicare payment

HospitalCityInpatient paidList priceOutpatient
Providence St Mary Medical CenterWalla Walla$14,925$68,151$14,053
St Anthony HospitalGig Harbor$15,283$133,031$13,361
Multicare Good Samaritan HospitalPuyallup$15,644$94,165$13,443
Evergreenhealth Medical CenterKirkland$15,644$73,497$13,232
Yakima Valley MemorialYakima$15,690$45,379$14,028
Overlake Hospital Medical CenterBellevue$15,766$129,908$13,290
Kadlec Regional Medical CenterRichland$15,931$84,552$13,115
Providence Regional Medical Center EverettEverett$16,235$82,167$13,311
Peacehealth St John Medical CenterLongview$16,430$113,439$14,337
Grays Harbor Community HospitalAberdeen$16,471$135,809—

Highest Medicare payment

HospitalCityInpatient paidList priceOutpatient
Peacehealth St Joseph Medical CenterBellingham$20,142$79,306$13,913
Virginia Mason Medical CenterSeattle$19,806$65,009$12,872
University of Washington Medical CtrSeattle$19,591$78,556$13,188
Swedish Medical CenterSeattle$19,481$112,814$13,890
Multicare Valley HospitalSpokane$18,820$102,743$12,705
St Michael Medical CenterBremerton$18,563$116,050$13,969
Peacehealth Southwest Medical CenteVancouver$18,101$80,384$13,548
Tacoma General Allenmore HospitalTacoma$17,960$90,664$13,010
St Clare HospitalLakewood$17,946$116,850$13,291
Providence St Peter HospitalOlympia$17,373$109,952$13,285

Every Washington hospital (44)

Orthopedic surgery centers (43)

Questions

How much does Medicare pay for a knee replacement in Washington?

In 2024 Medicare paid Washington hospitals a median $16,921 per inpatient hip or knee replacement stay (MS-DRG 470, 26 hospitals) and a median $13,285 per outpatient case. An orthopedic surgery center is paid about $9,864 for a knee.

Which Washington hospitals does Medicare pay least for a joint replacement?

Providence St Mary Medical Center ($14,925), St Anthony Hospital ($15,283), Multicare Good Samaritan Hospital ($15,644).

What do Washington hospitals list for a joint replacement?

The median list (chargemaster) price is $88,598, about 5.2× what Medicare pays.

Does Washington have a certificate-of-need law?

Washington requires a certificate of need for new surgery centers. CON is required to establish an ambulatory surgical facility, reviewed under WAC 246-310-270.