Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Kokomo, IN

In Kokomo, IN, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $91.80 to $121.20, with a median of $106.50.

Cash prices at 1 facility for code 85730, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

Lowest$91.80St. Joseph Hospital & Health Center, Inc.
Median$106.50half pay less
Highest$121.20in this market
Difference1.3×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 Kokomo, IN.

median
Lowest $91.80Highest $121.20

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
St. Joseph Hospital & Health Center, Inc. lowest Kokomo, IN #THROMBOPLAST PTT;PLSM/WHL BLD $91.80 $153.00 40%
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St. Joseph Hospital & Health Center, Inc. Kokomo, IN #THROMBOPLAST PTT;PLSM/WHL BLD $91.80 $153.00 40%
source file
St. Joseph Hospital & Health Center, Inc. Kokomo, IN THROMBOPLASTIN TIME PTT;PLASMA $121.20 $202.00 40%
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St. Joseph Hospital & Health Center, Inc. Kokomo, IN THROMBOPLASTIN TIME PTT;PLASMA $121.20 $202.00 40%
source file

Outpatient: lowest $91.80, median $106.50, highest $121.20 — a 1.3× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $106.50. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

What it is

The partial thromboplastin time (PTT or aPTT) test measures how long it takes blood to clot through a different pathway than the PT test. It is used to check for bleeding disorders, before surgery, and to monitor heparin.

What the price covers

The price usually covers the PTT test. The blood draw is often billed separately.