Lab tests CPT 86431 Inpatient — admitted to hospital

Rheumatoid factor test cost in Lima, OH — inpatient

In Lima, OH, 2 hospitals list a cash price for rheumatoid factor (RF) test as an inpatient: from $6.30 to $139.80, with a median of $73.05. The lowest listed price is at Lima Memorial Health System — $66.75 less than the median here. Across Ohio, the median is $31.85 at 99 hospitals.

Cash prices at 2 facilities for code 86431, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$6.30Lima Memorial Health System
Median$73.05half pay less
Highest$139.80in this market
Difference22.2×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 Lima, OH.

median
Lowest $6.30Highest $218.70

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Lima Memorial Health System lowest Lima, OH · (419) 998-4731 Rheumatoid Factor Quant $6.30 $7.00 — 10% Apr 1, 2026
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Lima Memorial Health System Lima, OH · (419) 998-4731 Ra Factor,Quantitative $103.50 $115.00 — 10% Apr 1, 2026
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Mercy Health St Ritas Medical Center Lima, OH · (419) 227-3361 HC So Ra Titer, Quantitative $139.80 $233.00 — 40% —
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Mercy Health St Ritas Medical Center Lima, OH · (419) 227-3361 HC Rheumatoid Factor Quantitative $162.00 $270.00 — 40% —
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Lima Memorial Health System Lima, OH · (419) 998-4731 Ra Titer $218.70 $243.00 — 10% Apr 1, 2026
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Inpatient: lowest $6.30, median $73.05, highest $139.80 — a 22.2× difference within the same market.

As an outpatient, the same code is billed by 2 facilities here, median $73.05 — that is the price to compare if you are not being admitted.

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.