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Prothrombin time (blood clotting test) in Terre Haute, IN costs $11 to $58. Here's every hospital's price.

3 hospitals in the Terre Haute, IN metro area publish a cash price for prothrombin time (blood clotting test) (CPT 85610). We read their files every month so you don't have to.

Across the Terre Haute, IN metro area, 3 hospitals list a cash price for prothrombin time (blood clotting test) (CPT 85610). The lowest is $11 at Ascension St Vincent Clay, the median is $50 and the highest is $58 at Union Hospital Clinton. The most expensive hospital lists 5.1 times the cheapest for the same code.

The Terre Haute, IN median of $50 is 110% above the national median of $24 across 1443 US hospitals with a cash price for this code.

3 of these hospitals also publish the rates they negotiated with insurers, from $3 to $10. With insurance you pay a share of the negotiated rate, which is sometimes higher than the cash price; you may ask for the cash price instead.

The files behind these prices are dated between January 2026 and August 2026. 2 other hospitals in the metro area have no readable price for this code: some publish no file, some block automated reading, some leave the code out. They are listed below so you can call them.

$11
lowest cash price in Terre Haute, IN
Ascension St Vincent Clay · 16 mi
$38 below the median
$50
median cash price
3 hospitals
5.1×
highest ÷ lowest
same procedure, same metro
3/5
hospitals with a cash price
2 don't · see who

Sorted by cash price

Hospital facility fee only
1
Ascension St Vincent Clay

Brazil · 16 mi · File Jan 2026

$11
list $19 · lowest of 4 lines
2
Union Hospital INC

Terre Haute · 7 mi · File Aug 2026

$50
list $83 · lowest of 2 lines
3
Union Hospital Clinton

Clinton · 18 mi · File Jul 2026

$58
list $97
1

What's in the price

The hospital facility fee for CPT 85610. The doctor, anesthesia and lab work usually bill separately.

2

Cash vs. insured

Cash is what you pay without insurance. With insurance you pay a share of the negotiated rate, which can be higher than cash. You may ask for the cash price.

3

What to say on the phone

"I'd like the self-pay price for CPT 85610, in writing, and whether it covers facility, physician and anesthesia."

About prothrombin time (blood clotting test)

CPT 85610 is a prothrombin time (PT), usually reported with INR. It measures how quickly blood clots and is used to monitor warfarin therapy, to check liver function and before surgery. It is a single blood test.

What the price covers

The laboratory analysis only. The blood draw is a separate small charge. Patients on warfarin often have this test monthly, so the price matters more than it looks; finger-stick INR at an anticoagulation clinic or at home is often cheaper.

Why prices vary

A PT/INR costs a laboratory very little to run, yet hospital list prices range from single digits to well over $100. For recurring tests, independent laboratories and anticoagulation clinics are usually far cheaper than hospital labs.

Questions to ask

  • What is the self-pay price for 85610 and the draw fee?
  • If I need this monthly, is there a cheaper standing arrangement?
  • Can I use a home INR meter instead?

Hospitals in Terre Haute, IN without a price for this procedure

Listed so you know who to call. The reason is what we found on their website.

Questions people ask