Rheumatoid factor test cost in Denver, CO
In Denver-Aurora-Centennial, CO, 8 hospitals list a cash price for rheumatoid factor (RF) test: from $13.34 to $90.95, with a median of $64.98. The lowest listed price is at Craig Hospital — $51.64 less than the median here. Across Colorado, the median is $26.20 at 15 hospitals.
Cash prices at 8 facilities across 6 cities for code 86431, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Jun 25, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Denver-Aurora-Centennial, CO.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Craig Hospital lowest Englewood, CO HC RHEUMATOID FACTOR QUAN | $13.34 | $35.00 | $4.82–$31.50 | 62% | Jun 25, 2026 source file |
| Denver Health and Hospital Authority Denver, CO · (303) 436-4927 HC RHEUMATOID FACTOR QUANT ARUP 2003277 | $26.20 | $74.84 | $5.67–$41.91 | 65% | Apr 30, 2026 source file |
| Denver Health and Hospital Authority Denver, CO · (303) 436-4927 HC RA TITER | $28.19 | $80.52 | $5.67–$45.09 | 65% | Apr 30, 2026 source file |
| National Jewish Health Denver, CO · (303) 388-4461 HC RHEUMATOID FACTOR QUANT | $32.20 | $46.00 | $5.67–$61.98 | 30% | — source file |
| Childrens Hospital Colorado Aurora, CO · (720) 777-1234 HB=RHEUMATOID FACTOR, SERUM | $39.00 | $60.00 | $6.00–$55.20 | 35% | Apr 17, 2026 source file |
| Denver Health and Hospital Authority Denver, CO · (303) 436-4927 HC RHEUMATOID FACTOR QUANTITATIVE ARUP 0050119 | $54.88 | $156.79 | $5.67–$87.80 | 65% | Apr 30, 2026 source file |
| Childrens Hospital Colorado Aurora, CO · (720) 777-1234 HB=CSHB RHEUMATOID FACTOR,QUANT | $55.90 | $86.00 | $8.60–$79.12 | 35% | Apr 17, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR TITER REFLEX | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR - LUPUS COMPREHENSIVE REFLEX PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR - RHEUMATOID ARTHRITIS PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR, BODY FLUID | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR, QUANT - LUPUS COMPREHENSIVE REFLEXIVE PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR - QWDL | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR TITER REFLEX | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Parker Parker, CO · (303) 269-4000 HC RHEUMATOID FACTOR - LUPUS COMPREHENSIVE REFLEX PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR - RHEUMATOID ARTHRITIS PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR, BODY FLUID | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR, QUANT - LUPUS COMPREHENSIVE REFLEXIVE PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR - QWDL | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR TITER REFLEX | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR - RHEUMATOID ARTHRITIS PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR - RHEUMATOID ARTHRITIS PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR, BODY FLUID | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR, QUANT - LUPUS COMPREHENSIVE REFLEXIVE PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR - QWDL | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR TITER REFLEX | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Porter Denver, CO · (303) 778-1955 HC RHEUMATOID FACTOR - LUPUS COMPREHENSIVE REFLEX PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Castle Rock Castle Rock, CO · (720) 455-5000 HC RHEUMATOID FACTOR - LUPUS COMPREHENSIVE REFLEX PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR, QUANT - RHEUMATOID FACTOR, BODY FLUID | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR, QUANT - LUPUS COMPREHENSIVE REFLEXIVE PANEL - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR - QWDL | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
| AdventHealth Littleton Littleton, CO · (303) 730-8900 HC RHEUMATOID FACTOR - ARUP | $90.95 | $90.95 | — | — | Apr 1, 2026 source file |
Outpatient: lowest $13.34, median $64.98, highest $90.95 — a 6.8× difference within the same market.
As an inpatient, the same code is billed by 8 facilities here, median $64.98. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At 4 of 4 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.