Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Kingsport-Bristol, TN-VA

In Kingsport-Bristol, TN-VA, 5 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 Johnston Memorial Hospital.

Cash prices at 5 facilities across 4 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$10.50Johnston Memorial 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 Kingsport-Bristol, TN-VA.

median
Lowest $10.50Highest $10.50

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Johnston Memorial Hospital lowest Abingdon, VA HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85% Mar 23, 2026
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Indian Path Community Hospital Kingsport, TN HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85% Mar 23, 2026
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Bristol Regional Medical Center Bristol, TN HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85% Mar 23, 2026
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Holston Valley Medical Center Kingsport, TN HC PTT THROMBOPLASTIN TIME PARTIAL $10.50 $70.00 85% Mar 23, 2026
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Hawkins County Memorial Hospital Rogersville, 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 5 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.