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Weight-loss surgery (gastric bypass) in Seattle-Tacoma WA

Every commercial insurer rate these hospitals posted, as a dollar amount and as a multiple of the hospital's own Medicare base rate.

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MS-DRG 621

Hospital · insurer	Rate	× Medicare	Plans
Overlake Hospital Medical Center median $29,708 · local Medicare $12,626 · file 2026-04-01
Aetna	$26,850	2.1×	1
Cigna	$29,708	2.4×	3
Kaiser Permanente	$31,100	2.5×	1
MultiPlan/PHCS (rental network)	$27,415	2.2×	2
Premera Blue Cross	$28,796	2.3×	4
UnitedHealthcare	$40,576	3.2×	1
Swedish Edmonds Hospital median $31,371 · local Medicare $12,073 · file 2026-04-01
Aetna	$26,423	2.2×	1
Cigna	$41,479	3.4×	1
Kaiser Permanente	$20,595	1.7×	1
Premera Blue Cross	$31,371	2.6×	2
UnitedHealthcare	$35,358	2.9×	2
St Clare Hospital median $31,839 · local Medicare $12,695 · file 2026-02-28
Aetna	$27,882	2.2×	3
Cigna	$28,154	2.2×	1
Kaiser Permanente	$29,959	2.4×	2
Premera Blue Cross	$33,719	2.7×	1
Regence BlueShield	$37,582	3.0×	1
UnitedHealthcare	$34,636	2.7×	3
St Anthony Hospital median $31,839 · local Medicare $12,695 · file 2026-02-28
Aetna	$27,882	2.2×	3
Cigna	$28,154	2.2×	1
Kaiser Permanente	$29,959	2.4×	2
Premera Blue Cross	$33,719	2.7×	1
Regence BlueShield	$41,670	3.3×	1
UnitedHealthcare	$34,636	2.7×	3
St Joseph Medical Center median $31,839 · local Medicare $12,695 · file 2026-02-28
Aetna	$27,882	2.2×	3
Cigna	$28,154	2.2×	1
Kaiser Permanente	$29,959	2.4×	2
Premera Blue Cross	$33,719	2.7×	1
Regence BlueShield	$37,582	3.0×	1
UnitedHealthcare	$34,636	2.7×	3
St Francis Community Hospital median $31,839 · local Medicare $12,626 · file 2026-02-28
Aetna	$27,882	2.2×	3
Cigna	$28,154	2.2×	1
Kaiser Permanente	$29,959	2.4×	2
Premera Blue Cross	$33,719	2.7×	1
Regence BlueShield	$37,582	3.0×	1
UnitedHealthcare	$34,636	2.7×	3
St Anne Hospital median $31,978 · local Medicare $12,626 · file 2026-02-28
Aetna	$31,978	2.5×	2
Cigna	$28,154	2.2×	1
Premera Blue Cross	$21,120	1.7×	1
Regence BlueShield	$37,582	3.0×	1
UnitedHealthcare	$35,244	2.8×	2
Multicare Good Samaritan Hospital median $34,108 · local Medicare $12,695 · file 2026-08-27
Aetna	$38,494	3.0×	1
Cigna	$33,547	2.6×	1
Kaiser Permanente	$34,670	2.7×	1
Premera Blue Cross	$27,260	2.1×	4
Regence BlueShield	$32,209	2.5×	4
UnitedHealthcare	$37,234	2.9×	1
Tacoma General Allenmore Hospital median $34,108 · local Medicare $12,695 · file 2026-08-27
Aetna	$38,494	3.0×	1
Cigna	$33,547	2.6×	1
Kaiser Permanente	$34,670	2.7×	1
Premera Blue Cross	$27,260	2.1×	4
Regence BlueShield	$31,836	2.5×	4
UnitedHealthcare	$37,234	2.9×	1
Multicare Auburn Medical Center median $34,108 · local Medicare $12,626 · file 2026-08-27
Aetna	$38,494	3.0×	1
Cigna	$33,547	2.7×	1
Kaiser Permanente	$34,670	2.7×	1
Premera Blue Cross	$27,260	2.2×	4
Regence BlueShield	$31,836	2.5×	4
UnitedHealthcare	$37,234	2.9×	1
Multicare Covington Medical Center median $34,108 · local Medicare $12,626 · file 2026-08-27
Aetna	$38,494	3.0×	1
Cigna	$33,547	2.7×	1
Kaiser Permanente	$34,670	2.7×	1
Premera Blue Cross	$27,260	2.2×	4
Regence BlueShield	$31,836	2.5×	4
UnitedHealthcare	$37,234	2.9×	1
Swedish Issaquah median $35,916 · local Medicare $12,626 · file 2026-04-01
Cigna	$41,479	3.3×	1
Kaiser Permanente	$20,354	1.6×	1
Premera Blue Cross	$30,992	2.5×	2
UnitedHealthcare	$40,841	3.2×	2
Swedish Medical Center median $40,841 · local Medicare $12,626 · file 2026-04-01
Aetna	$26,710	2.1×	2
Cigna	$41,479	3.3×	1
Kaiser Permanente	$23,303	1.8×	1
Premera Blue Cross	$42,050	3.3×	1
UnitedHealthcare	$40,841	3.2×	2
Swedish Medical Center / Cherry Hill median $40,841 · local Medicare $12,626 · file 2026-04-01
Aetna	$26,710	2.1×	2
Cigna	$41,479	3.3×	1
Kaiser Permanente	$23,365	1.9×	1
Premera Blue Cross	$42,050	3.3×	1
UnitedHealthcare	$40,841	3.2×	2

MS-DRG 620

Hospital · insurer	Rate	× Medicare	Plans
Overlake Hospital Medical Center median $31,518 · local Medicare $13,395 · file 2026-04-01
Aetna	$28,485	2.1×	1
Cigna	$31,518	2.4×	3
Kaiser Permanente	$33,712	2.5×	1
MultiPlan/PHCS (rental network)	$29,085	2.2×	2
Premera Blue Cross	$31,460	2.3×	4
UnitedHealthcare	$43,048	3.2×	1
St Clare Hospital median $35,664 · local Medicare $13,468 · file 2026-02-28
Aetna	$27,882	2.1×	3
Cigna	$30,758	2.3×	1
Kaiser Permanente	$34,491	2.6×	2
Premera Blue Cross	$36,838	2.7×	1
Regence BlueShield	$40,180	3.0×	1
UnitedHealthcare	$37,839	2.8×	3
St Anthony Hospital median $35,664 · local Medicare $13,468 · file 2026-02-28
Aetna	$27,882	2.1×	3
Cigna	$30,758	2.3×	1
Kaiser Permanente	$34,491	2.6×	2
Premera Blue Cross	$36,838	2.7×	1
Regence BlueShield	$44,550	3.3×	1
UnitedHealthcare	$37,839	2.8×	3
Multicare Good Samaritan Hospital median $36,329 · local Medicare $13,468 · file 2026-08-27
Aetna	$40,840	3.0×	1
Cigna	$35,591	2.6×	1
Kaiser Permanente	$37,067	2.8×	1
Premera Blue Cross	$29,781	2.2×	4
Regence BlueShield	$35,188	2.6×	4
UnitedHealthcare	$37,234	2.8×	1
Tacoma General Allenmore Hospital median $36,329 · local Medicare $13,468 · file 2026-08-27
Aetna	$40,840	3.0×	1
Cigna	$35,591	2.6×	1
Kaiser Permanente	$37,067	2.8×	1
Premera Blue Cross	$29,781	2.2×	4
Regence BlueShield	$34,780	2.6×	4
UnitedHealthcare	$37,234	2.8×	1
Swedish Medical Center median $44,618 · local Medicare $13,395 · file 2026-04-01
Aetna	$27,744	2.1×	2
Cigna	$45,315	3.4×	1
Kaiser Permanente	$24,610	1.8×	1
Premera Blue Cross	$44,958	3.4×	1
UnitedHealthcare	$44,618	3.3×	2

MS-DRG 619

Hospital · insurer	Rate	× Medicare	Plans
Overlake Hospital Medical Center median $56,867 · local Medicare $24,169 · file 2026-04-01
Aetna	$51,396	2.1×	1
Cigna	$56,867	2.4×	3
Kaiser Permanente	$57,834	2.4×	1
MultiPlan/PHCS (rental network)	$52,478	2.2×	2
Premera Blue Cross	$53,711	2.2×	4
UnitedHealthcare	$77,671	3.2×	1
Tacoma General Allenmore Hospital median $59,423 · local Medicare $24,301 · file 2026-08-27
Aetna	$73,686	3.0×	1
Cigna	$64,216	2.6×	1
Kaiser Permanente	$59,467	2.4×	1
Premera Blue Cross	$50,844	2.1×	4
Regence BlueShield	$59,379	2.4×	4
UnitedHealthcare	$37,234	1.5×	1
Multicare Good Samaritan Hospital median $59,772 · local Medicare $24,301 · file 2026-08-27
Aetna	$73,686	3.0×	1
Cigna	$64,216	2.6×	1
Kaiser Permanente	$59,467	2.4×	1
Premera Blue Cross	$50,844	2.1×	4
Regence BlueShield	$60,076	2.5×	4
UnitedHealthcare	$37,234	1.5×	1
St Clare Hospital median $61,239 · local Medicare $24,301 · file 2026-02-28
Aetna	$27,882	1.1×	3
Cigna	$52,512	2.2×	1
Kaiser Permanente	$59,586	2.5×	2
Premera Blue Cross	$62,892	2.6×	1
Regence BlueShield	$64,461	2.7×	1
UnitedHealthcare	$64,602	2.7×	3
St Anthony Hospital median $61,239 · local Medicare $24,301 · file 2026-02-28
Aetna	$27,882	1.1×	3
Cigna	$52,512	2.2×	1
Kaiser Permanente	$59,586	2.5×	2
Premera Blue Cross	$62,892	2.6×	1
Regence BlueShield	$71,472	2.9×	1
UnitedHealthcare	$64,602	2.7×	3
Swedish Medical Center median $76,177 · local Medicare $24,169 · file 2026-04-01
Aetna	$84,978	3.5×	2
Cigna	$77,367	3.2×	1
Kaiser Permanente	$42,912	1.8×	1
Premera Blue Cross	$72,126	3.0×	1
UnitedHealthcare	$76,177	3.2×	2

Questions

How much does weight-loss surgery (gastric bypass) cost with commercial insurance in Seattle-Tacoma WA?

14 Seattle-Tacoma WA hospitals post usable commercial rates for inpatient stay (MS-DRG 621). The median across hospitals is $33,043; hospital medians range from $29,708 to $40,841. Your cost depends on your plan's deductible and coinsurance.