Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Port St. Lucie, FL

In Port St. Lucie, FL, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $12.35 to $81.90, with a median of $34.45.

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 Jun 15, 2026 and Jun 15, 2026.

Lowest$12.35Martin Memorial Medical Center INC
Median$34.45half pay less
Highest$81.90in this market
Difference6.6×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 Port St. Lucie, FL.

median
Lowest $12.35Highest $81.90

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Martin Memorial Medical Center INC lowest Stuart, FL PTT; PLASMA OR WHOLE BLOOD $12.35 $19.00 35% Jun 15, 2026
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Martin Memorial Medical Center INC Stuart, FL *PTT PLASMA WHOLE BLOOD $24.05 $37.00 35% Jun 15, 2026
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Martin Memorial Medical Center INC Stuart, FL MANUAL HEME - PTT PLASMA/WHOLE BLOOD $44.85 $69.00 35% Jun 15, 2026
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Martin Memorial Medical Center INC Stuart, FL *PTT PLASMA/WHOLE BLOOD $81.90 $126.00 35% Jun 15, 2026
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Outpatient: lowest $12.35, median $34.45, highest $81.90 — a 6.6× difference within the same market.

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.