Lab tests CPT 85610 Inpatient — admitted to hospital

Prothrombin time (PT/INR) clotting test in Thief River Falls, MN — inpatient

In Thief River Falls, MN, 2 hospitals list a cash price for Prothrombin time (PT/INR) clotting test as an inpatient: from $11.20 to $51.20, with a median of $28.00. The lowest listed price is at Sanford Thief River Falls Medical Center.

Cash prices at 2 facilities for code 85610, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Mar 4, 2026 and Mar 4, 2026.

Lowest$11.20Sanford Thief River Falls Medical Center
Median$28.00half pay less
Highest$51.20in this market
Difference4.6×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Thief River Falls, MN.

median
Lowest $11.20Highest $51.20

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Sanford Thief River Falls Medical Center lowest Thief River Falls, MN LUPUS ANTICOAG PANEL PT 85610.900 $11.20 $14.00 20% Mar 4, 2026
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Sanford Behavioral Health Thief River Falls Thief River Falls, MN LUPUS ANTICOAG PANEL PT 85610.900 $11.20 $14.00 20% Mar 4, 2026
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Sanford Behavioral Health Thief River Falls Thief River Falls, MN PROTHROMBIN TIME (PT), PLASMA 85610.901 $27.20 $34.00 20% Mar 4, 2026
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Sanford Thief River Falls Medical Center Thief River Falls, MN PROTHROMBIN TIME (PT), PLASMA 85610.901 $27.20 $34.00 20% Mar 4, 2026
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Sanford Thief River Falls Medical Center Thief River Falls, MN PROTIME - PROTIME CLINIC 85610 $28.00 $35.00 20% Mar 4, 2026
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Sanford Behavioral Health Thief River Falls Thief River Falls, MN PROTIME - PROTIME CLINIC 85610 $28.00 $35.00 20% Mar 4, 2026
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Sanford Behavioral Health Thief River Falls Thief River Falls, MN PROTIME 85610 $51.20 $64.00 20% Mar 4, 2026
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Sanford Thief River Falls Medical Center Thief River Falls, MN PROTIME 85610 $51.20 $64.00 20% Mar 4, 2026
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Sanford Behavioral Health Thief River Falls Thief River Falls, MN PT INR FINGERSTICK-QW 85610 $51.20 $64.00 20% Mar 4, 2026
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Sanford Thief River Falls Medical Center Thief River Falls, MN PT INR FINGERSTICK-QW 85610 $51.20 $64.00 20% Mar 4, 2026
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Inpatient: lowest $11.20, median $28.00, highest $51.20 — a 4.6× difference within the same market.

As an outpatient, the same code is billed by 2 facilities here, median $28.00 — that is the price to compare if you are not being admitted.

What it is

The prothrombin time (PT) test measures how long it takes blood to clot, and is reported with the INR, a standardized number. It is used to monitor warfarin and to check clotting before surgery or with liver disease.

What the price covers

The price usually covers the PT and INR result. The blood draw is often a separate charge; a fingerstick home or clinic INR check may be billed differently.