Lab tests CPT 85730 Inpatient — admitted to hospital

Partial thromboplastin time (PTT) clotting test in Lafayette-West Lafayette, IN — inpatient

In Lafayette-West Lafayette, IN, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $20.40 to $119.40, with a median of $69.90.

Cash prices at 1 facility for code 85730, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

Lowest$20.40St. Vincent Williamsport Hospital, Inc.
Median$69.90half pay less
Highest$119.40in this market
Difference5.9×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 Lafayette-West Lafayette, IN.

median
Lowest $20.40Highest $119.40

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
St. Vincent Williamsport Hospital, Inc. lowest Williamsport, IN #THROMBOPLAST PTT;PLSM/WHL BLD $20.40 $34.00 40%
source file
St. Vincent Williamsport Hospital, Inc. Williamsport, IN THROMBOPLASTIN TIME PTT;PLASMA $119.40 $199.00 40%
source file

Inpatient: lowest $20.40, median $69.90, highest $119.40 — a 5.9× difference within the same market.

As an outpatient, the same code is billed by 1 facility here, median $69.90 — that is the price to compare if you are not being admitted.

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.