Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Corning, NY

In Corning, NY, 3 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test: from $10.50 to $84.21, with a median of $42.00. The lowest listed price is at Ira Davenport Memorial Hospital.

Cash prices at 3 facilities across 3 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 27, 2026 and Mar 27, 2026.

Lowest$10.50Ira Davenport Memorial Hospital
Median$42.00half pay less
Highest$84.21in this market
Difference8.0×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 Corning, NY.

median
Lowest $10.50Highest $84.21

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Ira Davenport Memorial Hospital lowest Bath, NY HC Thromboplas Time Partial - Additional Charge $10.50 $52.50 80% Mar 27, 2026
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Ira Davenport Memorial Hospital Bath, NY HC Thromboplas Time Partial - Aptt $25.17 $125.83 80% Mar 27, 2026
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St. James Hospital Hornell, NY HB Thromboplastin Time Partial Plasma/Whole Blood $42.00
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Corning Hospital Corning, NY P T T $84.21 $105.26 20%
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Corning Hospital Corning, NY P T T $84.21 $105.26 20%
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Outpatient: lowest $10.50, median $42.00, highest $84.21 — a 8.0× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $84.21. 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.