Rheumatoid factor test cost in Wyoming
In Wyoming, 7 hospitals publish a cash price for rheumatoid factor (RF) test: from $7.56 to $85.71, with a median of $21.29. The lowest price is at Banner Wyoming Medical Center (Casper). The highest price is 11.3× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 86431. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.
Hospitals in Wyoming, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| Banner Wyoming Medical Center lowest Casper · Casper, WY LAB FACTOR RHEUMATOID QN | $7.56 | $18.00 | Mar 2, 2026 source file |
| Banner Community Hospital Torrington · Torrington, WY LAB FACTOR RHEUMATOID QN | $12.53 | $18.00 | Mar 2, 2026 source file |
| Platte County Hospital Wheatland · Wheatland, WY LAB FACTOR RHEUMATOID QN | $13.61 | $18.00 | Feb 12, 2026 source file |
| Washakie Medical Center Worland · Worland, WY LAB FACTOR RHEUMATOID QN | $21.29 | $18.00 | Feb 12, 2026 source file |
| Memorial Hospital of Laramie County Cheyenne · Cheyenne, WY HC IS LUNG-RA QUANT | $21.70 | $30.99 | Mar 25, 2026 source file |
| Memorial Hospital of Sheridan County Sheridan · Sheridan, WY Rheumatoid factor level | $50.40 | $63.00 | Jul 8, 2026 source file |
| Evanston Hospital Evanston · Evanston, WY-UT Rheumatoid factor level | $85.71 | $142.85 | Sep 17, 2026 source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| Casper, WY | 1 | $7.56 | $7.56 |
| Cheyenne, WY | 1 | $21.70 | $21.70 |
| Evanston, WY-UT | 1 | $85.71 | $85.71 |
| Sheridan, WY | 1 | $50.40 | $50.40 |
| Torrington, WY | 1 | $12.53 | $12.53 |
| Wheatland, WY | 1 | $13.61 | $13.61 |
| Worland, WY | 1 | $21.29 | $21.29 |
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.
Rheumatoid factor (RF) test in other states
- Alabama$118.75
- Alaska$44.46
- Arizona$10.50
- Arkansas$41.89
- California$13.20
- Colorado$26.20
- Connecticut$38.53
- Delaware$54.98
- Florida$19.29
- Georgia$79.56
- Hawaii$18.60
- Idaho$13.84
- Illinois$37.50
- Indiana$33.60
- Iowa$41.78
- Kansas$26.48
- Kentucky$119.25
- Louisiana$20.07
- Maine$32.20
- Maryland$27.44
- Massachusetts$23.92
- Michigan$35.28
- Minnesota$40.55
- Mississippi$39.16
- Missouri$36.04
- Montana$36.80
- Nebraska$37.22
- Nevada$10.37
- New Hampshire$30.81
- New Jersey$6.52
- New Mexico$29.20
- New York$25.63
- North Carolina$67.50
- North Dakota$23.36
- Ohio$31.85
- Oklahoma$28.68
- Oregon$40.30
- Pennsylvania$39.20
- Rhode Island$45.00
- South Carolina$80.00
- South Dakota$43.10
- Tennessee$18.81
- Texas$20.70
- Utah$71.26
- Vermont$60.43
- Virginia$16.35
- Washington$31.95
- West Virginia$36.50
- Wisconsin$57.50
Median cash price across the state's hospitals.