Lab tests CPT 85610 Inpatient — admitted to hospital

Prothrombin time (PT/INR) clotting test in Traverse City, MI — inpatient

In Traverse City, MI, 3 hospitals list a cash price for Prothrombin time (PT/INR) clotting test as an inpatient: from $4.25 to $77.35, with a median of $35.70. The lowest listed price is at Munson Medical Center.

Cash prices at 3 facilities across 3 cities for code 85610, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 17, 2026 and Apr 17, 2026.

Lowest$4.25Munson Medical Center
Median$35.70half pay less
Highest$77.35in this market
Difference18.2×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 Traverse City, MI.

median
Lowest $4.25Highest $77.35

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Munson Medical Center lowest Traverse City, MI 85610 4867 $4.25 $5.00 15% Apr 17, 2026
source file
Kalkaska Memorial Health Center Kalkaska, MI 85610 4832 $8.27 $9.72 15% Apr 17, 2026
source file
Paul Oliver Memorial Hospital Frankfort, MI 85610 4832 $8.27 $9.72 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI 85610 4832 $8.27 $9.72 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI 85610 4844 $12.75 $15.00 15% Apr 17, 2026
source file
Kalkaska Memorial Health Center Kalkaska, MI Prothrombin Time and INR $30.60 $36.00 15% Apr 17, 2026
source file
Kalkaska Memorial Health Center Kalkaska, MI INR (POCT) $30.60 $36.00 15% Apr 17, 2026
source file
Kalkaska Memorial Health Center Kalkaska, MI PROTHROMBIN TIME $30.60 $36.00 15% Apr 17, 2026
source file
Kalkaska Memorial Health Center Kalkaska, MI PROTHROMBIN TIME BCE $30.60 $36.00 15% Apr 17, 2026
source file
Kalkaska Memorial Health Center Kalkaska, MI INR POC $30.60 $36.00 15% Apr 17, 2026
source file
Paul Oliver Memorial Hospital Frankfort, MI INR POC $34.85 $41.00 15% Apr 17, 2026
source file
Paul Oliver Memorial Hospital Frankfort, MI Prothrombin Time and INR $36.55 $43.00 15% Apr 17, 2026
source file
Paul Oliver Memorial Hospital Frankfort, MI INR (POCT) $36.55 $43.00 15% Apr 17, 2026
source file
Paul Oliver Memorial Hospital Frankfort, MI PROTHROMBIN TIME $36.55 $43.00 15% Apr 17, 2026
source file
Paul Oliver Memorial Hospital Frankfort, MI PROTHROMBIN TIME BCE $36.55 $43.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI Prothrombin Time and INR $38.25 $45.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI 85610 PROTHROMBIN TIME/INR $38.25 $45.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI PROTHROMBIN TIME BCE $38.25 $45.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI PROTHROMBIN TIME $38.25 $45.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI INR (POCT) $38.25 $45.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI CMDIN PROTHROMBIN TIME/INR $38.25 $45.00 15% Apr 17, 2026
source file
Munson Medical Center Traverse City, MI 85610 4850 $77.35 $91.00 15% Apr 17, 2026
source file

Inpatient: lowest $4.25, median $35.70, highest $77.35 — a 18.2× difference within the same market.

As an outpatient, the same code is billed by 3 facilities here, median $35.70 — 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.