Lab tests CPT 86431 Inpatient — admitted to hospital

Rheumatoid factor test cost in Idabel, OK — inpatient

In Idabel, OK, 1 hospital lists a cash price for rheumatoid factor (RF) test as an inpatient: from $8.51 to $8.51, with a median of $8.51. Across Oklahoma, the median is $28.80 at 57 hospitals.

Cash prices at 1 facility for code 86431, as an inpatient (admitted to hospital) . Collected Sep 27, 2026; the hospital files themselves were last updated between Jun 1, 2026 and Jun 1, 2026.

Lowest$8.51McCurtain Memorial Hospital

Median$8.51half of hospitals charge less

Highest$8.51in this market

Difference1.0×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Idabel, OK.

median

Lowest $8.51Highest $28.38

Hospitals, cheapest first

Hospital	Cash price	List price	Insurers pay	Off list
McCurtain Memorial Hospital lowest Idabel, OK · (580) 286-7623 RL RHEUMATOID FACTOR QUANT+1 more line at this price File of Jun 1, 2026 · source file	$8.51	$17.01	$3.23–$14.46	50%
McCurtain Memorial Hospital Idabel, OK · (580) 286-7623 RA TITER File of Jun 1, 2026 · source file	$23.00	$46.00	$8.74–$39.10	50%
McCurtain Memorial Hospital Idabel, OK · (580) 286-7623 CH-RHEUMATOID FACTOR File of Jun 1, 2026 · source file	$28.38	$56.75	$10.78–$48.24	50%

Hospital The hospital that published the price, its city and the line exactly as written in its price file.

Cash price The hospital's own price for a patient paying without insurance (“discounted cash” in its price file). Hospitals must publish it under federal law, 45 CFR 180.50. Call to confirm it before booking. More

List price The hospital's full chargemaster price (“gross charge”) before any discount. Almost nobody pays it; the gap to the cash price shows what the self-pay discount is worth. More

Insurers pay The lowest and highest rates this hospital has agreed with insurance plans for the same item, from its price file. If the cash price is below what your plan pays and you have not met your deductible, paying cash can cost you less. More

Off list How much lower the cash price is than the list price.

Inpatient: lowest $8.51, median $8.51, highest $8.51.

As an outpatient, the same code is billed by 1 facility here, median $8.51 — that is the price to compare if you are not being admitted.

Cash or insurance?

At the one hospital here that publishes insurer rates for this code, the cash price is below the highest rate a health plan has negotiated. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.

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.