Lab tests CPT 85730 Inpatient — admitted to hospital

Partial thromboplastin time (PTT) clotting test in Clarksville, TN-KY — inpatient

In Clarksville, TN-KY, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $49.50 to $49.50, with a median of $49.50.

Cash prices at 1 facility for code 85730, as an inpatient (admitted to hospital) . Collected Sep 22, 2026; the hospital files themselves were last updated between Jan 1, 2026 and Jan 1, 2026.

Lowest$49.50Vanderbilt Clarksville Hospital
Median$49.50half pay less
Highest$49.50in this market
Difference1.0×highest vs lowest

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Vanderbilt Clarksville Hospital Clarksville, TN THROMBOPLAST TIMEPTT $49.50 $255.12 81% Jan 1, 2026
source file

Inpatient: lowest $49.50, median $49.50, highest $49.50.

As an outpatient, the same code is billed by 1 facility here, median $49.50 — 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.