Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Hilton Head Island-Bluffton-Port Royal, SC

In Hilton Head Island-Bluffton-Port Royal, SC, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $15.00 to $106.20, with a median of $78.90.

Cash prices at 1 facility for code 85730, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 22, 2026; the hospital files themselves were last updated between — and —.

Lowest$15.00Beaufort Memorial Hospital
Median$78.90half pay less
Highest$106.20in this market
Difference7.1×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 Hilton Head Island-Bluffton-Port Royal, SC.

median
Lowest $15.00Highest $106.20

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Beaufort Memorial Hospital lowest Beaufort, SC PTT-MIXING STUDY $15.00 $25.00 40%
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Beaufort Memorial Hospital Beaufort, SC PARTIAL THROMBOPLASTIN TIME $51.60 $86.00 40%
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Beaufort Memorial Hospital Beaufort, SC FACTOR 8 SCREEN (PTT) $106.20 $177.00 40%
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Beaufort Memorial Hospital Beaufort, SC PTT (LAC) SCREEN $106.20 $177.00 40%
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Outpatient: lowest $15.00, median $78.90, highest $106.20 — a 7.1× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $78.90. 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.