Surgery and procedures HCPCS G0121 Washington Outpatient

Screening colonoscopy cost in Washington

In Washington, 17 hospitals publish a cash price for screening colonoscopy for a person at average risk (Medicare code): from $443.10 to $4,987.20, with a median of $1,587.95. The lowest price is at Providence St Joseph Hospital (Chewelah). The highest price is 11.3× the lowest.

  • The median here, $1,587.95, is 4% below the US median of $1,658.13.
  • That is 1.7× Medicare's 2026 national rate for the same service ($950.10).
  • Washington ranks 22nd of 44 states by median, cheapest first.
  • Every hospital here lists a cash price below its full list price.

Washington law (RCW 70.170.060) requires hospital charity care: patients with family income up to 300% of the federal poverty level owe nothing at hospitals in large health systems (200% at other hospitals), with 75% and 50% discounts up to 400% (300% at other hospitals). It covers the part of the bill a patient owes, insured or not. Ask the hospital for its charity care application. Other states' laws.

Outpatient cash prices, one line per hospital — its lowest listed price for code G0121. Prices for both sides of the body and inpatient prices are not mixed in. Collected Oct 30, 2026. See them on a map

Lowest$443.10Providence St Joseph Hospital
Median$1,587.95half of hospitals charge less
Highest$4,987.20in Washington
Lowest saves$1,144.85vs the median

Hospitals in Washington, cheapest first

HospitalCash priceList priceFile date
Providence St Joseph Hospital lowest Chewelah · Spokane-Spokane Valley, WA HC PR G0121 COLORECTAL SCRN NOT HI RISK IND $443.10 $633.00 Apr 1, 2026
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Kittitas County Public Hospital Dist 1 Ellensburg · Ellensburg, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $680.00 $800.00 Oct 7, 2026
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Overlake Medical Center & Clinics Bellevue · Seattle-Tacoma-Bellevue, WA Hc G0121 Screen Colonoscopy Not Hi Risk $998.50 $1,997.00 Apr 1, 2026
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PeaceHealth St Joseph Medical Center Bellingham · Bellingham, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $1,076.24 $1,655.75 Mar 21, 2026
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Ferry County Memorial Hospital Republic · Republic, WA COLONOSCOPY MDCR SCRN NHR $1,205.06 $1,417.72 Sep 14, 2026
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PeaceHealth United General Medical Center Sedro Woolley · Mount Vernon-Anacortes, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $1,366.30 $2,102.00 Mar 21, 2026
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PeaceHealth Peace Island Medical Center Friday Harbor · Friday Harbor, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $1,415.05 $2,177.00 Mar 20, 2026
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Lourdes Health Pasco · Kennewick-Richland, WA Colon ca scrn not hi rsk ind $1,583.50 $3,958.75 Jul 10, 2026
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PeaceHealth Southwest Medical Center Vancouver · Portland-Vancouver-Hillsboro, OR-WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $1,587.95 $2,443.00 Mar 20, 2026
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PeaceHealth St John Medical Center Longview · Longview-Kelso, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $1,776.45 $2,733.00 Mar 21, 2026
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Klickitat Valley Hospital Goldendale · Goldendale, WA Colonoscopy Screening OR $1,960.00 $2,450.00 Dec 2, 2024
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Virginia Mason Medical Center Seattle · Seattle-Tacoma-Bellevue, WA COLORECTAL CANCER SCREEN $1,998.69 $3,919.00 Jan 1, 2026
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Cascade Medical Center Leavenworth · Wenatchee-East Wenatchee, WA Colon cancer scrnng low risk $2,054.40 $2,568.00 May 15, 2026
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Willapa Harbor Hospital South Bend · South Bend, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $2,219.00 $3,170.00 Feb 24, 2026
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Snoqualmie Valley Hospital Snoqualmie · Seattle-Tacoma-Bellevue, WA Facility Fee HC G0121 SCREEN COLONOSCOPY NOT HI RISK $2,492.62 $4,297.62 Apr 14, 2026
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Valley Medical Center Renton · Seattle-Tacoma-Bellevue, WA Colonoscopy With or Without Intervention $2,501.10 $3,573.00 Mar 12, 2026
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Forks Community Hospital Forks · Port Townsend, WA COLORECTAL CANCER SCREENING; COLONOSCOPY ON INDIVIDUAL NOT MEETING CRITERIA FOR HIGH RISK $4,987.20 $6,234.00 Oct 27, 2026
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Hospital The hospital that published the price, its city and the line exactly as written in its price file.
Cash price The hospital's own price for a patient paying without insurance (“discounted cash” in its price file). Hospitals must publish it under federal law, 45 CFR 180.50. Call to confirm it before booking. More
List price The hospital's full chargemaster price (“gross charge”) before any discount. Almost nobody pays it; the gap to the cash price shows what the self-pay discount is worth. More
File date When the hospital last updated its price file, as the file says itself. A dash means the file gives no date.
At or below Medicare This cash price is at or below what Medicare pays a hospital for the same service, which is unusually low. It is what the hospital's file says; confirm it and what it includes before booking. More

By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro areaHospitalsLowestMedian
Seattle-Tacoma-Bellevue, WA 4 $998.50 $2,245.66
Bellingham, WA 1 $1,076.24 $1,076.24
Ellensburg, WA 1 $680.00 $680.00
Friday Harbor, WA 1 $1,415.05 $1,415.05
Goldendale, WA 1 $1,960.00 $1,960.00
Kennewick-Richland, WA 1 $1,583.50 $1,583.50
Longview-Kelso, WA 1 $1,776.45 $1,776.45
Mount Vernon-Anacortes, WA 1 $1,366.30 $1,366.30
Port Townsend, WA 1 $4,987.20 $4,987.20
Portland-Vancouver-Hillsboro, OR-WA 1 $1,587.95 $1,587.95
Republic, WA 1 $1,205.06 $1,205.06
South Bend, WA 1 $2,219.00 $2,219.00
Spokane-Spokane Valley, WA 1 $443.10 $443.10
Wenatchee-East Wenatchee, WA 1 $2,054.40 $2,054.40
Market A metro area (as the Census Bureau defines it) or, outside metro areas, a town. Each links to every hospital price there.
Hospitals How many hospitals publish a cash price for this code here. Each hospital counts once, at its lowest outpatient cash price.
Lowest The lowest cash price among those hospitals.
Median The middle cash price: half of the hospitals charge less, half charge more. One price per hospital. More

What screening colonoscopy is, what the price covers and why prices differ: Screening colonoscopy explained.

Screening colonoscopy for a person at average risk (Medicare code) in other states

Median cash price across the state's hospitals.