Syphilis test (treponemal) cost in Spokane, WA
In Spokane-Spokane Valley, WA, 4 hospitals list a cash price for syphilis antibody test (Treponema pallidum): from $68.60 to $179.90, with a median of $112.35. The lowest listed price is at Providence St Joseph Hospital — $43.75 less than the median here. Across Washington, the median is $68.00 at 55 hospitals.
Cash prices at 4 facilities across 3 cities for code 86780, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Spokane-Spokane Valley, WA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list |
|---|---|---|---|---|
| Providence St Joseph Hospital lowest Chewelah, WA · (509) 935-8211 HC ANTIBODY TREPONEMA PALLIDUM LAB File of Apr 1, 2026 · source file | $68.60 | $98.00 | — | 30% |
| Providence St Joseph Hospital Chewelah, WA · (509) 935-8211 HC ANTIBODY TREPONEMA PALLIDUM CDM File of Apr 1, 2026 · source file | $76.30 | $109.00 | — | 30% |
| Prov Sacred Hrt Medical Center & Childs Hospital Spokane, WA · (509) 474-3131 HC ANTIBODY TREPONEMA PALLIDUM LAB File of Apr 1, 2026 · source file | $96.60 | $138.00 | — | 30% |
| Prov Sacred Hrt Medical Center & Childs Hospital Spokane, WA · (509) 474-3131 HC ANTIBODY TREPONEMA PALLIDUM CDM File of Apr 1, 2026 · source file | $106.40 | $152.00 | — | 30% |
| Prov Sacred Hrt Medical Center & Childs Hospital Spokane, WA · (509) 474-3131 HC ANTIBODY TREPONEMA PALLIDUM LAB File of Apr 1, 2026 · source file | $109.90 | $157.00 | — | 30% |
| Prov Sacred Hrt Medical Center & Childs Hospital Spokane, WA · (509) 474-3131 HC ANTIBODY TREPONEMA PALLIDUM CDM File of Apr 1, 2026 · source file | $121.10 | $173.00 | — | 30% |
| Providence Mount Carmel Hospital Colville, WA · (509) 684-2561 HC ANTIBODY TREPONEMA PALLIDUM LAB File of Apr 1, 2026 · source file | $128.10 | $183.00 | — | 30% |
| Providence Mount Carmel Hospital Colville, WA · (509) 684-2561 HC ANTIBODY TREPONEMA PALLIDUM CDM File of Apr 1, 2026 · source file | $147.00 | $210.00 | — | 30% |
| Providence Holy Family Hospital Spokane, WA · (509) 482-0111 HC ANTIBODY TREPONEMA PALLIDUM LAB+1 more line at this price File of Apr 1, 2026 · source file | $179.90 | $257.00 | — | 30% |
Outpatient: lowest $68.60, median $112.35, highest $179.90 — a 2.6× difference within the same market.
As an inpatient, the same code is billed by 4 facilities here, median $119.00. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
What it is
A treponemal antibody test detects antibodies to the bacterium that causes syphilis. Many labs now screen with it first and confirm with an RPR (86592).
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.