SelfPayRates — hospital cash prices, from the source

Prothrombin time (PT/INR) clotting test in Oshkosh-Neenah, WI

Cash prices at 5 facilities across 2 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 Nov 21, 2025 and Mar 24, 2026.

HospitalCash price List priceOffFile date
Thedacare Regional Medical Center-Neenah Inc NEENAH, WI
PROTHROMBIN TIME
$12.26 $21.90 44%
file
Thedacare Regional Medical Center-Appleton Inc OSHKOSH, WI
PROTHROMBIN TIME
$12.26 $21.90 44%
file
Ascension NE Wisconsin, Inc. OSHKOSH, WI
HC PROTHROMBIN TIME
$13.68 $24.00 43%
file
Ascension NE Wisconsin, Inc. OSHKOSH, WI
HC PROTHROMBIN TIME - POC
$13.68 $24.00 43%
file
Aurora Medical Center Oshkosh OSHKOSH, WI
POC PROTHROMBIN TIME
$27.50 $55.00 50% Nov 21, 2025
file
Children's Hospital of Wisconsin NEENAH, WI
HBC FV PROTHROMBIN TIME
$27.64 $50.25 45% Mar 24, 2026
file
Children's Hospital of Wisconsin NEENAH, WI
HBC FV PROTHROMBIN TIME
$27.64 $50.25 45% Mar 24, 2026
file
Aurora Medical Center Oshkosh OSHKOSH, WI
PROTHROMBIN TIME
$35.00 $70.00 50% Nov 21, 2025
file

Outpatient: lowest $12.26, median $20.59, highest $35.00 — a 2.9× difference within the same market.

As an inpatient, the same code is billed by 2 facilities here, median $27.64. 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