Rheumatoid factor test cost in Minot, ND
In Minot, ND, 2 hospitals list a cash price for rheumatoid factor (RF) test: from $79.20 to $79.20, with a median of $79.20. The lowest listed price is at Kenmare Community Hospital and 1 other hospital. Across North Dakota, the median is $36.00 at 17 hospitals.
Cash prices at 2 facilities across 2 cities for code 86431, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 27, 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 Minot, ND.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Kenmare Community Hospital lowest Kenmare, ND · (701) 385-4296 RHEUMATOID FACTOR-MAYO | $79.20 | $99.00 | — | 20% | Apr 1, 2026 source file |
| Trinity Hospitals lowest Minot, ND · (701) 857-5000 RHEUMATOID FACTOR-MAYO | $79.20 | $99.00 | — | 20% | Apr 1, 2026 source file |
| Kenmare Community Hospital Kenmare, ND · (701) 385-4296 RHEUMATOID FACTOR, QUANT. | $87.20 | $109.00 | — | 20% | Apr 1, 2026 source file |
| Trinity Hospitals Minot, ND · (701) 857-5000 RHEUMATOID FACTOR, QUANT. | $87.20 | $109.00 | — | 20% | Apr 1, 2026 source file |
| Kenmare Community Hospital Kenmare, ND · (701) 385-4296 RHEUMATOID FACTOR, BODY FLUID | $99.20 | $124.00 | — | 20% | Apr 1, 2026 source file |
| Trinity Hospitals Minot, ND · (701) 857-5000 RHEUMATOID FACTOR, BODY FLUID | $99.20 | $124.00 | — | 20% | Apr 1, 2026 source file |
Outpatient: lowest $79.20, median $79.20, highest $79.20.
As an inpatient, the same code is billed by 2 facilities here, median $79.20. 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
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.