SelfPayRates — hospital cash prices, from the source

Prothrombin time (PT/INR) clotting test in POLSON, MT

Cash prices at 1 facility 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 Apr 1, 2026 and Apr 1, 2026.

HospitalCash price List priceOffFile date
Providence St Joseph Medical Center POLSON, MT
HC PROTHROMBIN TM
$13.60 $17.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTHROMBIN TIME 85610
$15.20 $19.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PT COAG PANEL
$59.20 $74.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTHROMBIN TIME CDM
$59.20 $74.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTIME
$59.20 $74.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTHROMBIN
$59.20 $74.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PT INR CONFIRMATION
$59.20 $74.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTHROMBIN TIME LAB
$74.40 $93.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTIME (LUPUS ANTICOAG)
$74.40 $93.00 20% Apr 1, 2026
file
Providence St Joseph Medical Center POLSON, MT
HC PROTHROMBIN TIME
$114.40 $143.00 20% Apr 1, 2026
file

Outpatient: lowest $13.60, median $59.20, highest $114.40 — a 8.4× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $59.20. 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