Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Bad Axe, MI

In Bad Axe, MI, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $29.50 to $29.50, with a median of $29.50. Across Michigan, the median is $31.00 at 61 hospitals.

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 Dec 31, 2025 and Dec 31, 2025.

Lowest$29.50McLaren Thumb Region
Median$29.50half pay less
Highest$29.50in this market
Difference1.0×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 Bad Axe, MI.

median
Lowest $29.50Highest $29.50

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
McLaren Thumb Region lowest Bad Axe, MI Activated PTT $29.50 $59.00 50% Dec 31, 2025
source file
McLaren Thumb Region lowest Bad Axe, MI Activated Partial Thromboplastin $29.50 $59.00 50% Dec 31, 2025
source file
McLaren Thumb Region lowest Bad Axe, MI PTT With Heparin $29.50 $59.00 50% Dec 31, 2025
source file
McLaren Thumb Region lowest Bad Axe, MI Partial Thromboplastin Time $29.50 $59.00 50% Dec 31, 2025
source file

Outpatient: lowest $29.50, median $29.50, highest $29.50.

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.