Hepatitis B test cost in Washington
In Washington, 33 hospitals publish a cash price for hepatitis B surface antigen (HBsAg) test: from $7.09 to $128.96, with a median of $66.15. The lowest price is at Legacy Salmon Creek Medical Center (Vancouver). The highest price is 18.2× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 87340. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.
Lowest$7.09Legacy Salmon Creek Medical Center
Median$66.15half pay less
Highest$128.96in Washington
Lowest saves$59.06vs the median
Hospitals in Washington, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| Legacy Salmon Creek Medical Center lowest Vancouver · Portland-Vancouver-Hillsboro, OR-WA HC NATIONAL MARROW DONOR HEP B SURFACE | $7.09 | $10.91 | Apr 1, 2026 source file |
| Overlake Medical Center & Clinics Bellevue · Seattle-Tacoma-Bellevue, WA Hc Hepatitis B Surface Ag, Eia Lab3176 | $7.75 | $15.50 | Apr 1, 2026 source file |
| Providence St Mary Medical Center Walla Walla · Walla Walla, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $20.30 | $29.00 | Apr 1, 2026 source file |
| Kaiser Permanente Central Hospital Seattle · Seattle-Tacoma-Bellevue, WA PSBC ONLY HEPATITIS B SURFACE ANTIGEN TEST | $35.20 | $44.00 | Apr 1, 2026 source file |
| Confluence Health Hospital Wenatchee · Wenatchee-East Wenatchee, WA HC Hepatitis B Surface Antigen | $44.10 | $49.00 | — source file |
| Virginia Mason Medical Center Seattle · Seattle-Tacoma-Bellevue, WA INFECT AGENT ANTIGEN DETECT BY IMMUNOASSAY,HEP B SURFACE ANT | $47.43 | $93.00 | — source file |
| Saint Clare Hospital Lakewood · Seattle-Tacoma-Bellevue, WA HC HBSAG (LABSNW) | $48.35 | $167.72 | Feb 28, 2026 source file |
| St Anthony Hospital Gig Harbor · Seattle-Tacoma-Bellevue, WA HC HBSAG (LABSNW) | $51.02 | $167.72 | Feb 28, 2026 source file |
| Highline Medical Center Burien · Seattle-Tacoma-Bellevue, WA HC HBSAG (LABSNW) | $51.22 | $167.72 | Feb 28, 2026 source file |
| St Francis Community Hospital Federal Way · Seattle-Tacoma-Bellevue, WA HC HBSAG (LABSNW) | $52.64 | $167.72 | Feb 28, 2026 source file |
| St Joseph Medical Center Tacoma · Seattle-Tacoma-Bellevue, WA HC HBSAG (LABSNW) | $55.55 | $167.72 | Feb 28, 2026 source file |
| Enumclaw Regional Hospital Association Enumclaw · Seattle-Tacoma-Bellevue, WA HC HBSAG (LABSNW) | $59.27 | $167.72 | Feb 28, 2026 source file |
| PeaceHealth United General Medical Center Sedro Woolley · Mount Vernon-Anacortes, WA DETECTION TEST BY IMMUNOASSAY TECHNIQUE FOR HEPATITIS B SURFACE ANTIGEN | $61.10 | $94.00 | — source file |
| Swedish Edmonds Edmonds · Seattle-Tacoma-Bellevue, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN LAB | $65.28 | $136.00 | Apr 1, 2026 source file |
| Swedish Issaquah Issaquah · Seattle-Tacoma-Bellevue, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN LAB | $65.28 | $136.00 | Apr 1, 2026 source file |
| Swedish Medical Center / Cherry Hill Seattle · Seattle-Tacoma-Bellevue, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $65.28 | $136.00 | Apr 1, 2026 source file |
| Providence Holy Family Hospital Spokane · Spokane-Spokane Valley, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN LAB | $66.15 | $94.50 | Apr 1, 2026 source file |
| Providence Regional Medical Center Everett Everett · Seattle-Tacoma-Bellevue, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $70.72 | $136.00 | Apr 1, 2026 source file |
| Harrison Medical Center Silverdale · Bremerton-Silverdale-Port Orchard, WA HC HBSAG (LABSNW) | $74.03 | $167.72 | Feb 28, 2026 source file |
| PeaceHealth Peace Island Medical Center Friday Harbor · Friday Harbor, WA DETECTION TEST BY IMMUNOASSAY TECHNIQUE FOR HEPATITIS B SURFACE ANTIGEN | $76.70 | $118.00 | — source file |
| Jefferson Healthcare Port Townsend · Port Townsend, WA Detection test by immunoassay technique for hepatitis B surface antigen | $76.80 | $96.00 | Aug 6, 2026 source file |
| St. Joseph Medical Center Bellingham · Bellingham, WA DETECTION TEST BY IMMUNOASSAY TECHNIQUE FOR HEPATITIS B SURFACE ANTIGEN | $79.95 | $123.00 | — source file |
| Cascade Valley Hospital Arlington · Seattle-Tacoma-Bellevue, WA HC HEP B SURFACE AG | $85.60 | $107.00 | — source file |
| Shriners Childrens - Spokane Spokane · Spokane-Spokane Valley, WA HEPATITIS B SURFACE AG IA | $89.60 | $89.60 | — source file |
| PeaceHealth Southwest Medical Center Vancouver · Portland-Vancouver-Hillsboro, OR-WA DETECTION TEST BY IMMUNOASSAY TECHNIQUE FOR HEPATITIS B SURFACE ANTIGEN | $100.75 | $155.00 | — source file |
| St. John Medical Center Longview · Longview-Kelso, WA DETECTION TEST BY IMMUNOASSAY TECHNIQUE FOR HEPATITIS B SURFACE ANTIGEN | $100.75 | $155.00 | — source file |
| Skagit Valley Hospital Mount Vernon · Mount Vernon-Anacortes, WA HC HEP B SURFACE AG | $100.80 | $126.00 | — source file |
| Providence St Joseph Hospital Chewelah · Spokane-Spokane Valley, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $114.80 | $164.00 | Apr 1, 2026 source file |
| Kadlec Regional Medical Center Richland · Kennewick-Richland, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $116.20 | $166.00 | Apr 1, 2026 source file |
| Providence Mount Carmel Hospital Colville · Spokane-Spokane Valley, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $118.30 | $169.00 | Apr 1, 2026 source file |
| Seattle Children's Hospital Seattle · Seattle-Tacoma-Bellevue, WA Hep B Surface Ag | $127.20 | $127.20 | — source file |
| Providence Centralia Hospital Centralia · Centralia, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $128.96 | $248.00 | Apr 1, 2026 source file |
| Providence St Peter Hospital Olympia · Olympia-Lacey-Tumwater, WA HC IAAD IA HEPATITIS B SURFACE ANTIGEN CDM | $128.96 | $248.00 | 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 | 15 | $7.75 | $55.55 |
| Spokane-Spokane Valley, WA | 4 | $66.15 | $102.20 |
| Mount Vernon-Anacortes, WA | 2 | $61.10 | $80.95 |
| Portland-Vancouver-Hillsboro, OR-WA | 2 | $7.09 | $53.92 |
| Bellingham, WA | 1 | $79.95 | $79.95 |
| Bremerton-Silverdale-Port Orchard, WA | 1 | $74.03 | $74.03 |
| Centralia, WA | 1 | $128.96 | $128.96 |
| Friday Harbor, WA | 1 | $76.70 | $76.70 |
| Kennewick-Richland, WA | 1 | $116.20 | $116.20 |
| Longview-Kelso, WA | 1 | $100.75 | $100.75 |
| Olympia-Lacey-Tumwater, WA | 1 | $128.96 | $128.96 |
| Port Townsend, WA | 1 | $76.80 | $76.80 |
| Walla Walla, WA | 1 | $20.30 | $20.30 |
| Wenatchee-East Wenatchee, WA | 1 | $44.10 | $44.10 |
What it is
The hepatitis B surface antigen test shows whether the hepatitis B virus is present in the blood now. The CDC recommends screening all adults at least once and every pregnant woman in each pregnancy.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.
Hepatitis B surface antigen (HBsAg) test in other states
- Alabama$45.00
- Alaska$61.10
- Arizona$33.30
- Arkansas$47.78
- California$71.76
- Colorado$48.67
- Connecticut$55.18
- Delaware$124.45
- Florida$17.76
- Georgia$53.00
- Hawaii$27.00
- Idaho$46.00
- Illinois$72.50
- Indiana$40.00
- Iowa$73.00
- Kansas$96.40
- Kentucky$129.30
- Louisiana$38.80
- Maine$44.94
- Maryland$78.25
- Massachusetts$61.00
- Michigan$40.02
- Minnesota$33.60
- Mississippi$44.88
- Missouri$61.33
- Montana$51.20
- Nebraska$81.06
- Nevada$23.90
- New Hampshire$74.10
- New Jersey$11.88
- New Mexico$46.00
- New York$33.58
- North Carolina$96.00
- North Dakota$37.31
- Ohio$46.15
- Oklahoma$48.10
- Oregon$45.00
- Pennsylvania$69.60
- Rhode Island$91.00
- South Carolina$85.00
- South Dakota$70.80
- Tennessee$19.85
- Texas$50.37
- Utah$62.50
- Vermont$74.97
- Virginia$52.00
- West Virginia$55.50
- Wisconsin$65.00
- Wyoming$31.86
Median cash price across the state's hospitals.