SelfPayRates — hospital cash prices, from the source

Prothrombin time (PT/INR) clotting test in St. Louis, MO-IL

Cash prices at 13 facilities across 10 cities for code 85610, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Jun 12, 2026 and Jun 12, 2026.

HospitalCash price List priceOffFile date
Mercy Hospital Lincoln ELSBERRY, MO
POC Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospitals East Communities WASHINGTON, MO
Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospitals East Communities WASHINGTON, MO
POC Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
POC Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
POC Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
POC Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
POC Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospital Lincoln ELSBERRY, MO
Prothrombin Time
$8.25 $11.00 25% Jun 12, 2026
file
Mercy Hospitals East Communities dba Mercy Hospital Washington WASHINGTON, MO
Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospitals East Communities dba Mercy Hospital St Louis SAINT LOUIS, MO
Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospitals East Communities dba Mercy Hospital St Louis SAINT LOUIS, MO
Prothrombin Time Mixing Test
$14.30 $22.00 35%
file
Mercy Hospital Jefferson FESTUS, MO
Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospital South SAINT LOUIS, MO
Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospital Lincoln TROY, MO
POC Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospital Lincoln TROY, MO
Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospitals East Communities dba Mercy Hospital Washington WASHINGTON, MO
POC Prothrombin Time
$14.30 $22.00 35%
file
Mercy Hospital South SAINT LOUIS, MO
POC Prothrombin Time
$29.90 $46.00 35%
file
Mercy Hospital Jefferson FESTUS, MO
POC Prothrombin Time
$30.55 $47.00 35%
file
Shriners Childrens - St Louis SAINT LOUIS, MO
BLOOD TEST; CLOTTING TIME
$30.90 $30.90
file
Mercy Hospital South SAINT LOUIS, MO
Prothrombin Time Mixing Test
$37.05 $57.00 35%
file
Mercy Hospitals East Communities dba Mercy Hospital Washington WASHINGTON, MO
Prothrombin Time Mixing Test
$38.35 $59.00 35%
file
Mercy Hospitals East Communities dba Mercy Hospital St Louis SAINT LOUIS, MO
POC Prothrombin Time
$48.10 $74.00 35%
file
Mercy Hospital Lincoln TROY, MO
Prothrombin Time Mixing Test
$50.05 $77.00 35%
file
ST JOSEPHS HOSPITAL HOSPITAL SISTERS THIRD ORDER OF ST FRANCIS BREESE, IL
PROTHROMBIN TIME
$54.00 $75.00 28%
file
ST ELIZABETHS HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD ORDER OF ST FRANCIS O'FALLON, IL
HC PROTHROMBIN TIME (PT)
$56.88 $79.00 28%
file
Mercy Hospital Jefferson FESTUS, MO
Prothrombin Time Mixing Test
$57.85 $89.00 35%
file
Hshs Holy Family Hospital Inc GREENVILLE, IL
HC PROTHROMBIN TIME (PT)
$74.16 $103.00 28%
file
ST JOSEPHS HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD ORDER OF ST FRANCIS HIGHLAND, IL
PROTHROMBIN TIME
$108.72 $151.00 28%
file
AMERICAN HEALTHCARE SYSTEMS ILLINOIS LLC GRANITE CITY, IL
PROTHROMBIN TIME
$258.16 $430.27 40%
file

Outpatient: lowest $8.25, median $14.30, highest $258.16 — a 31.3× difference within the same market.

As an inpatient, the same code is billed by 9 facilities here, median $8.25. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

Other markets for this procedure