Rheumatoid factor test cost in Puerto Rico
In Puerto Rico, 4 hospitals publish a cash price for rheumatoid factor (RF) test: from $7.00 to $25.00, with a median of $24.17. The lowest price is at Hospital de la Concepcion (San German). The highest price is 3.6× 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 27, 2026. See them on a map
Hospitals in Puerto Rico, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| Hospital de la Concepcion lowest San German · Mayagüez, PR RA Factor Ab Iga | $7.00 | $7.00 | Dec 26, 2024 source file |
| Mayaguez Medical Center Mayaguez · Mayagüez, PR Rheumatoid Factor Screen | $23.34 | $23.34 | Mar 31, 2026 source file |
| Doctors' Center Hospital - Bayamon Bayamon · San Juan-Bayamón-Caguas, PR Rheumatoid Factor Quant | $25.00 | $25.00 | — source file |
| Doctors' Center Hospital - San Juan Santurce · San Juan-Bayamón-Caguas, PR Ra Latex Quantitative | $25.00 | $25.00 | — source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| Mayagüez, PR | 2 | $7.00 | $15.17 |
| San Juan-Bayamón-Caguas, PR | 2 | $25.00 | $25.00 |
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$45.00
- Alaska$57.50
- Arizona$15.84
- Arkansas$33.55
- California$13.00
- Colorado$82.18
- Connecticut$45.53
- Delaware$54.98
- District of Columbia$39.87
- Florida$28.39
- Georgia$79.56
- Hawaii$58.30
- Idaho$29.90
- Illinois$53.45
- Indiana$47.34
- Iowa$48.79
- Kansas$47.63
- Kentucky$50.61
- Louisiana$27.01
- Maine$32.20
- Maryland$29.37
- Massachusetts$34.50
- Michigan$33.15
- Minnesota$48.46
- Mississippi$35.50
- Missouri$46.80
- Montana$44.80
- Nebraska$54.57
- Nevada$50.00
- New Hampshire$71.65
- New Jersey$6.52
- New Mexico$61.72
- New York$26.00
- North Carolina$43.67
- North Dakota$36.00
- Ohio$31.85
- Oklahoma$26.36
- Oregon$41.34
- Pennsylvania$37.50
- Rhode Island$45.00
- South Carolina$68.87
- South Dakota$86.40
- Tennessee$29.52
- Texas$54.76
- Utah$161.95
- Vermont$56.43
- Virginia$36.00
- Washington$36.02
- West Virginia$36.25
- Wisconsin$57.50
- Wyoming$37.05
Median cash price across the state's hospitals.