Rheumatoid factor test cost in Indianapolis, IN — inpatient
In Indianapolis-Carmel-Greenwood, IN, 11 hospitals list a cash price for rheumatoid factor (RF) test as an inpatient: from $17.40 to $128.40, with a median of $128.40. The lowest listed price is at St. Vincent Anderson Regional Hospital — $111.00 less than the median here. Across Indiana, the median is $33.60 at 62 hospitals.
Cash prices at 11 facilities across 6 cities for code 86431, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Indianapolis-Carmel-Greenwood, IN.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| St. Vincent Anderson Regional Hospital lowest Anderson, IN · (765) 649-2511 #RHEUMATOID FACTOR;QUANT | $17.40 | $29.00 | $2.68–$12.93 | 40% | — source file |
| Ascension St Vincent Mercy Elwood, IN · (765) 552-4743 #RHEUMATOID FACTOR;QUANT | $30.60 | $51.00 | $2.68–$12.93 | 40% | — source file |
| Riverview Health Noblesville, IN · (317) 773-0760 RHEUMATOID FACTOR QUANTITATIVE | $34.80 | $58.00 | — | 40% | — source file |
| Eskenazi Health Indianapolis, IN · (317) 880-4818 HC Rheumatoid Factor Quant | $48.60 | $54.00 | $5.00–$54.00 | 10% | — source file |
| St. Vincent Anderson Regional Hospital Anderson, IN · (765) 649-2511 RHEUMATOID FACTOR;QUANTITATIVE | $116.40 | $194.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Carmel Hospital Carmel, IN · (317) 582-7000 #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| Carmel AmbSurg Carmel, IN #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| Endo Surgery Center Carmel, IN #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Heart Center of Indiana Carmel, IN · (317) 583-5000 #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Seton Specialty Hospital Indianapolis, IN #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| Naab Road Surgery Center Indianapolis, IN #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Fishers Hospital Fishers, IN · (317) 415-9000 #RHEUMATOID FACTOR;QUANT | $128.40 | $214.00 | $2.68–$12.93 | 40% | — source file |
| Ascension St Vincent Mercy Elwood, IN · (765) 552-4743 RHEUMATOID FACTOR;QUANTITATIVE | $187.20 | $312.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Carmel Hospital Carmel, IN · (317) 582-7000 RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Fishers Hospital Fishers, IN · (317) 415-9000 RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
| Carmel AmbSurg Carmel, IN RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
| Naab Road Surgery Center Indianapolis, IN RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Seton Specialty Hospital Indianapolis, IN RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
| Endo Surgery Center Carmel, IN RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
| St. Vincent Heart Center of Indiana Carmel, IN · (317) 583-5000 RHEUMATOID FACTOR;QUANTITATIVE | $199.20 | $332.00 | $2.68–$12.93 | 40% | — source file |
Inpatient: lowest $17.40, median $128.40, highest $128.40 — a 7.4× difference within the same market.
As an outpatient, the same code is billed by 14 facilities here, median $120.80 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 1 of 10 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it below every plan's rate. 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.