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Weight-loss surgery (gastric bypass) in Washington: what insurers pay

Posted commercial rates at 15 Washington hospitals, each next to its own Medicare base rate.

Open in the explorerAll statesEvery bill for the whole procedure

MS-DRG 621

HospitalMedian across insurers× MedicareInsurersFile date
Overlake Hospital Medical Center Bellevue$29,7082.4×62026-04-01
Swedish Edmonds Hospital Edmonds$31,3712.6×52026-04-01
St Clare Hospital Lakewood$31,8392.5×62026-02-28
St Anthony Hospital Gig Harbor$31,8392.5×62026-02-28
St Joseph Medical Center Tacoma$31,8392.5×62026-02-28
St Francis Community Hospital Federal Way$31,8392.5×62026-02-28
St Anne Hospital Burien$31,9782.5×52026-02-28
Legacy Salmon Creek Medical Center Vancouver$32,5202.7×42026-04-01
Multicare Good Samaritan Hospital Puyallup$34,1082.7×62026-08-27
Tacoma General Allenmore Hospital Tacoma$34,1082.7×62026-08-27
Multicare Auburn Medical Center Auburn$34,1082.7×62026-08-27
Multicare Covington Medical Center Covington$34,1082.7×62026-08-27
Swedish Issaquah Issaquah$35,9162.8×42026-04-01
Swedish Medical Center Seattle$40,8413.2×52026-04-01
Swedish Medical Center / Cherry Hill Seattle$40,8413.2×52026-04-01

MS-DRG 620

HospitalMedian across insurers× MedicareInsurersFile date
Overlake Hospital Medical Center Bellevue$31,5182.4×62026-04-01
St Clare Hospital Lakewood$35,6642.6×62026-02-28
St Anthony Hospital Gig Harbor$35,6642.6×62026-02-28
Multicare Good Samaritan Hospital Puyallup$36,3292.7×62026-08-27
Tacoma General Allenmore Hospital Tacoma$36,3292.7×62026-08-27
Swedish Medical Center Seattle$44,6183.3×52026-04-01

MS-DRG 619

HospitalMedian across insurers× MedicareInsurersFile date
Overlake Hospital Medical Center Bellevue$56,8672.4×62026-04-01
Tacoma General Allenmore Hospital Tacoma$59,4232.5×62026-08-27
Multicare Good Samaritan Hospital Puyallup$59,7722.5×62026-08-27
St Clare Hospital Lakewood$61,2392.5×62026-02-28
St Anthony Hospital Gig Harbor$61,2392.5×62026-02-28
Swedish Medical Center Seattle$76,1773.1×52026-04-01

Questions

How much do insurers pay for weight-loss surgery (gastric bypass) in Washington?

15 Washington hospitals post usable commercial rates for weight-loss surgery (gastric bypass) in their federal price-transparency files. For inpatient stay (MS-DRG 621), the median across 15 hospitals is $32,520, 2.7× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.