Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Johnson City, TN

In Johnson City, TN, 3 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test: from $10.50 to $10.50, with a median of $10.50. The lowest listed price is at Franklin Woods Community Hospital.

Cash prices at 3 facilities across 2 cities 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 Mar 23, 2026 and Mar 23, 2026.

Lowest$10.50Franklin Woods Community Hospital
Median$10.50half pay less
Highest$10.50in 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 Johnson City, TN.

median
Lowest $10.50Highest $10.50

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Franklin Woods Community Hospital lowest Johnson City, TN HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85% Mar 23, 2026
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Johnson City Medical Center Johnson City, TN HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85%
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Sycamore Shoals Hospital Elizabethton, TN HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85% Mar 23, 2026
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Outpatient: lowest $10.50, median $10.50, highest $10.50.

As an inpatient, the same code is billed by 3 facilities here, median $10.50. 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.