Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Tiffin, OH

In Tiffin, OH, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $36.60 to $36.60, with a median of $36.60.

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$36.60Mercy Health Tiffin Hospital LLC
Median$36.60half pay less
Highest$36.60in this market
Difference1.0×highest vs lowest

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Mercy Health Tiffin Hospital LLC Tiffin, OH HC Ptt $36.60 $61.00 40%
source file

Outpatient: lowest $36.60, median $36.60, highest $36.60.

As an inpatient, the same code is billed by 1 facility here, median $48.00. 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.