CA-125 test cost in Washington
In Washington, 31 hospitals publish a cash price for CA-125 blood test (ovarian cancer marker): from $14.10 to $247.10, with a median of $118.04. The lowest price is at Overlake Medical Center & Clinics (Bellevue). The highest price is 17.5× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 86304. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.
Lowest$14.10Overlake Medical Center & Clinics
Median$118.04half pay less
Highest$247.10in Washington
Lowest saves$103.94vs the median
Hospitals in Washington, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| Overlake Medical Center & Clinics lowest Bellevue · Seattle-Tacoma-Bellevue, WA Hc Cancer Antigen 125 | $14.10 | $28.20 | Apr 1, 2026 source file |
| Legacy Salmon Creek Medical Center Vancouver · Portland-Vancouver-Hillsboro, OR-WA CHG IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 | $14.72 | $22.64 | Apr 1, 2026 source file |
| Providence St Mary Medical Center Walla Walla · Walla Walla, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $52.50 | $75.00 | Apr 1, 2026 source file |
| PeaceHealth United General Medical Center Sedro Woolley · Mount Vernon-Anacortes, WA IMMUNOLOGIC ANALYSIS FOR DETECTION OF TUMOR ANTIGEN; QUANTITATIVE; CA 125 | $56.55 | $87.00 | — source file |
| Confluence Health Hospital Wenatchee · Wenatchee-East Wenatchee, WA HC Cancer Antigen 125 | $79.20 | $88.00 | — source file |
| PeaceHealth Peace Island Medical Center Friday Harbor · Friday Harbor, WA IMMUNOLOGIC ANALYSIS FOR DETECTION OF TUMOR ANTIGEN; QUANTITATIVE; CA 125 | $79.95 | $123.00 | — source file |
| Virginia Mason Medical Center Seattle · Seattle-Tacoma-Bellevue, WA IMMUOASSAY,TUMOR CA 125 | $84.66 | $166.00 | — source file |
| Saint Clare Hospital Lakewood · Seattle-Tacoma-Bellevue, WA HC CA 125 OVARIAN CANCER AG | $96.86 | $336.02 | Feb 28, 2026 source file |
| St Anthony Hospital Gig Harbor · Seattle-Tacoma-Bellevue, WA HC CA 125 OVARIAN CANCER AG | $102.21 | $336.02 | Feb 28, 2026 source file |
| Highline Medical Center Burien · Seattle-Tacoma-Bellevue, WA HC CA 125 OVARIAN CANCER AG | $102.61 | $336.02 | Feb 28, 2026 source file |
| St Francis Community Hospital Federal Way · Seattle-Tacoma-Bellevue, WA HC CA 125 OVARIAN CANCER AG | $105.46 | $336.02 | Feb 28, 2026 source file |
| Swedish Edmonds Edmonds · Seattle-Tacoma-Bellevue, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $108.96 | $227.00 | Apr 1, 2026 source file |
| Swedish Issaquah Issaquah · Seattle-Tacoma-Bellevue, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $108.96 | $227.00 | Apr 1, 2026 source file |
| Swedish Medical Center / Cherry Hill Seattle · Seattle-Tacoma-Bellevue, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $108.96 | $227.00 | Apr 1, 2026 source file |
| St Joseph Medical Center Tacoma · Seattle-Tacoma-Bellevue, WA HC CA 125 OVARIAN CANCER AG | $111.29 | $336.02 | Feb 28, 2026 source file |
| Providence Regional Medical Center Everett Everett · Seattle-Tacoma-Bellevue, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $118.04 | $227.00 | Apr 1, 2026 source file |
| Enumclaw Regional Hospital Association Enumclaw · Seattle-Tacoma-Bellevue, WA HC CA 125 OVARIAN CANCER AG | $118.74 | $336.02 | Feb 28, 2026 source file |
| St. Joseph Medical Center Bellingham · Bellingham, WA IMMUNOLOGIC ANALYSIS FOR DETECTION OF TUMOR ANTIGEN; QUANTITATIVE; CA 125 | $129.35 | $199.00 | — source file |
| Jefferson Healthcare Port Townsend · Port Townsend, WA Immunologic analysis for detection of tumor antigen, quantitative; CA 125 | $135.20 | $169.00 | Aug 6, 2026 source file |
| Kadlec Regional Medical Center Richland · Kennewick-Richland, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $144.90 | $207.00 | Apr 1, 2026 source file |
| PeaceHealth Southwest Medical Center Vancouver · Portland-Vancouver-Hillsboro, OR-WA IMMUNOASSAY TUMOR CA 125 | $146.25 | $225.00 | — source file |
| St. John Medical Center Longview · Longview-Kelso, WA IMMUNOASSAY TUMOR CA 125 | $146.25 | $225.00 | — source file |
| Harrison Medical Center Silverdale · Bremerton-Silverdale-Port Orchard, WA HC CA 125 OVARIAN CANCER AG | $148.31 | $336.02 | Feb 28, 2026 source file |
| Skagit Valley Hospital Mount Vernon · Mount Vernon-Anacortes, WA HC IMMUNOASSAY TUMOR CA 125 | $150.80 | $188.50 | — source file |
| Providence Centralia Hospital Centralia · Centralia, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $158.60 | $305.00 | Apr 1, 2026 source file |
| Providence St Peter Hospital Olympia · Olympia-Lacey-Tumwater, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $158.60 | $305.00 | Apr 1, 2026 source file |
| Providence Holy Family Hospital Spokane · Spokane-Spokane Valley, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $166.60 | $238.00 | Apr 1, 2026 source file |
| Kaiser Permanente Central Hospital Seattle · Seattle-Tacoma-Bellevue, WA "IMMUNOASSAY FOR TUMOR ANTIGEN, CA 125" | $168.80 | $211.00 | Apr 1, 2026 source file |
| Providence St Joseph Hospital Chewelah · Spokane-Spokane Valley, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $193.90 | $277.00 | Apr 1, 2026 source file |
| Cascade Valley Hospital Arlington · Seattle-Tacoma-Bellevue, WA HC IMMUNOASSAY TUMOR CA 125 | $208.00 | $260.00 | — source file |
| Providence Mount Carmel Hospital Colville · Spokane-Spokane Valley, WA HC IMMUNOASSAY TUMOR ANTIGEN QUANTITATIVE CA 125 CDM | $247.10 | $353.00 | Apr 1, 2026 source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| Seattle-Tacoma-Bellevue, WA | 14 | $14.10 | $108.96 |
| Spokane-Spokane Valley, WA | 3 | $166.60 | $193.90 |
| Mount Vernon-Anacortes, WA | 2 | $56.55 | $103.68 |
| Portland-Vancouver-Hillsboro, OR-WA | 2 | $14.72 | $80.48 |
| Bellingham, WA | 1 | $129.35 | $129.35 |
| Bremerton-Silverdale-Port Orchard, WA | 1 | $148.31 | $148.31 |
| Centralia, WA | 1 | $158.60 | $158.60 |
| Friday Harbor, WA | 1 | $79.95 | $79.95 |
| Kennewick-Richland, WA | 1 | $144.90 | $144.90 |
| Longview-Kelso, WA | 1 | $146.25 | $146.25 |
| Olympia-Lacey-Tumwater, WA | 1 | $158.60 | $158.60 |
| Port Townsend, WA | 1 | $135.20 | $135.20 |
| Walla Walla, WA | 1 | $52.50 | $52.50 |
| Wenatchee-East Wenatchee, WA | 1 | $79.20 | $79.20 |
What it is
CA-125 is a protein that can be high in ovarian cancer. The test is used to evaluate some pelvic masses and to follow treatment.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.
CA-125 blood test (ovarian cancer marker) in other states
- Alabama$137.51
- Alaska$199.00
- Arizona$23.93
- Arkansas$46.20
- California$137.80
- Colorado$86.56
- Connecticut$93.38
- Delaware$179.48
- Florida$68.25
- Georgia$140.79
- Hawaii$102.00
- Idaho$93.00
- Illinois$122.50
- Indiana$167.81
- Iowa$97.00
- Kansas$120.00
- Kentucky$337.27
- Louisiana$49.12
- Maine$85.88
- Maryland$90.56
- Massachusetts$81.90
- Michigan$119.43
- Minnesota$101.60
- Mississippi$103.96
- Missouri$111.48
- Montana$100.00
- Nebraska$84.18
- Nevada$36.29
- New Hampshire$128.87
- New Jersey$23.93
- New Mexico$98.80
- New York$88.64
- North Carolina$88.50
- North Dakota$101.60
- Ohio$93.60
- Oklahoma$63.00
- Oregon$100.10
- Pennsylvania$129.80
- Rhode Island$165.60
- South Carolina$181.00
- South Dakota$101.60
- Tennessee$63.80
- Texas$127.01
- Utah$73.21
- Vermont$186.41
- Virginia$102.00
- West Virginia$114.00
- Wisconsin$117.50
- Wyoming$66.65
Median cash price across the state's hospitals.