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In short Rheumatoid factor test price What the rheumatoid factor test checks What is included Why people get it How Pymander fits Common questions SourcesA rheumatoid factor test costs about $5.67 using the Medicare national rate as a cash benchmark.
A lab may add a blood draw fee. Insurance is not billed. This is an outside benchmark, not a Pymander price. Benchmark as of 2026 Q4.
Rheumatoid factor test price
| Item | Detail |
|---|---|
| Benchmark price | $5.67 |
| Basis | CMS Clinical Laboratory Fee Schedule 2026 Q4 |
| Billing code | CPT 86431 |
| Sample | Blood |
| Fasting | Not needed |
| Results | 1–3 days |
$5.67 is Medicare’s national limit for this test, the public benchmark for a cash lab price. It is not a quote from a specific lab and it is not a Pymander price. A lab may add a blood draw fee. Ask for the total price in writing before you book. Source data: CMS Clinical Laboratory Fee Schedule 2026 Q4.
Of the 6 Inflammation & autoimmune lab tests and panels in our catalog, Rheumatoid factor test costs less than 4 of the others. The middle price for that group is $12.52.
What the rheumatoid factor test checks
A blood test for rheumatoid factor, an antibody often raised in rheumatoid arthritis.
What it checks
Rheumatoid factor levels in the blood.
How it works
A blood sample is drawn at a lab.
Good to know
RF can be raised in other conditions and in healthy older adults, and it can be normal in rheumatoid arthritis. It is often paired with the CCP antibody test.
The plain-language description on this page was written from public medical sources and has not been reviewed by a clinician. Use it to get oriented, then check with your own clinician or pharmacist.
What is included
- Rheumatoid factor
Why people get it
People look this up for rheumatoid arthritis, joint pain, joint swelling, morning stiffness.
How Pymander fits
Pymander is an AI-native, cash-pay healthcare system. This catalog shows an outside benchmark price so you know what to expect before you pay. You can text our free AI doctor to talk through your symptoms and whether this lab test makes sense, and bring the care note to a licensed clinician. A clinician decides what is ordered.
Common questions
How much does a rheumatoid factor test cost without insurance?
About $5.67 using Medicare’s national limit for this test, the public benchmark for a cash lab price (2026 Q4). A lab may add a blood draw fee. The real price depends on where you go.
Why is this a Medicare price?
Medicare publishes national rates for every billing code. They are a public, checkable benchmark, so we use them instead of guessing. Cash prices at a given lab, center or clinic can be higher or lower.
Do I need an order for this lab test?
Most labs need an order from a licensed clinician. If you are having an emergency, call 911.
Is this Pymander’s price?
No. It is a public outside benchmark that Pymander does not set. Ask for the exact price before you book.