Syphilis test (treponemal) cost in Lexington, KY — inpatient
In Lexington-Fayette, KY, 5 hospitals list a cash price for syphilis antibody test (Treponema pallidum) as an inpatient: from $6.24 to $75.04, with a median of $59.85. The lowest listed price is at University of Kentucky Hospital — $53.61 less than the median here. Across Kentucky, the median is $41.54 at 78 hospitals.
Cash prices at 5 facilities across 2 cities for code 86780, as an inpatient (admitted to hospital) . Collected Sep 27, 2026; the hospital files themselves were last updated between Feb 28, 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 Lexington-Fayette, KY.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list |
|---|---|---|---|---|
| University of Kentucky Hospital lowest Lexington, KY · (859) 257-2278 Hc Treponema Pallidum Antibody By Tp-Pa 0050777-So+ File of Apr 1, 2026 · source file | $6.24 | $15.60 | — | 60% |
| University of Kentucky Hospital Lexington, KY · (859) 257-2278 Hc 232 Antibody Treponema Pallidum - T. Pallidum Confirmatory-So+ File of Apr 1, 2026 · source file | $10.93 | $27.32 | — | 60% |
| Eastern State Hospital Lexington, KY · (859) 246-8000 TREPONEMA PALLIDUM source file | $22.09 | $22.09 | $473.00–$1,143.91 | — |
| Saint Joseph East Lexington, KY · (859) 967-5000 HC LAB TPA CONFIRMATION File of Feb 28, 2026 · source file | $59.85 | $149.00 | $135.59 | 60% |
| Saint Joseph Hospital Lexington, KY · (859) 313-1000 HC LAB TPA CONFIRMATION File of Feb 28, 2026 · source file | $70.20 | $149.00 | $135.59 | 53% |
| CHI Saint Joseph Health - Saint Joseph Jessamine Nicholasville, KY · (859) 313-1000 HC LAB TPA CONFIRMATION File of Feb 28, 2026 · source file | $75.04 | $149.00 | $135.59 | 50% |
| University of Kentucky Hospital Lexington, KY · (859) 257-2278 Hc Treponema Pallidium Screen Casacade (Labcorp 082345)+3 more lines at this price File of Apr 1, 2026 · source file | $76.36 | $190.90 | — | 60% |
Inpatient: lowest $6.24, median $59.85, highest $75.04 — a 12.0× difference within the same market.
As an outpatient, the same code is billed by 9 facilities here, median $74.60 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 4 of 4 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at 4 it is below every plan's rate. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.
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.