Rheumatoid factor test cost in Providence, RI — inpatient
In Providence-Warwick, RI-MA, 6 hospitals list a cash price for rheumatoid factor (RF) test as an inpatient: from $19.85 to $45.00, with a median of $45.00. The lowest listed price is at Brown University Health Morton Hospital — $25.15 less than the median here. Across Rhode Island, the median is $45.00 at 6 hospitals.
Cash prices at 6 facilities across 5 cities for code 86431, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Providence-Warwick, RI-MA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Brown University Health Morton Hospital lowest Taunton, MA · (508) 828-7000 HC RHEUMATOID FACTOR QUANT | $19.85 | $19.85 | — | — | — source file |
| Saint Anne's Hospital Fall River, MA · (508) 674-5600 HC RHEUMATOID FACTOR QUANT | $25.78 | $25.78 | — | — | — source file |
| Rhode Island Hospital Providence, RI · (401) 444-4000 HC RHEUMATOID FACTOR QUANT | $45.00 | $45.00 | — | — | — source file |
| Emma Pendleton Bradley Hospital East Providence, RI · (401) 432-1000 HC RHEUMATOID FACTOR QUANT | $45.00 | $45.00 | — | — | — source file |
| The Miriam Hospital Providence, RI · (401) 793-2500 HC RHEUMATOID FACTOR QUANT | $45.00 | $45.00 | — | — | — source file |
| Newport Hospital Newport, RI · (401) 846-6400 HC RHEUMATOID FACTOR QUANT | $45.00 | $45.00 | — | — | — source file |
Inpatient: lowest $19.85, median $45.00, highest $45.00 — a 2.3× difference within the same market.
As an outpatient, the same code is billed by 8 facilities here, median $45.00 — 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.