Rheumatoid factor test cost in Lexington, KY — inpatient
In Lexington-Fayette, KY, 1 hospital lists a cash price for rheumatoid factor (RF) test as an inpatient: from $48.76 to $48.76, with a median of $48.76. Across Kentucky, the median is $119.25 at 15 hospitals.
Cash prices at 1 facility for code 86431, as an inpatient (admitted to hospital) . Collected Sep 22, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| University of Kentucky Hospital Lexington, KY · (859) 257-2278 Hc Rheumatoid Factor, Quant - Rheumatoid Factor | $48.76 | $121.90 | — | 60% | Apr 1, 2026 source file |
Inpatient: lowest $48.76, median $48.76, highest $48.76.
As an outpatient, the same code is billed by 2 facilities here, median $157.25 — that is the price to compare if you are not being admitted.
What it is
Rheumatoid factor is an antibody found in many people with rheumatoid arthritis. The test is part of the workup for joint pain and swelling.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.