Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Marion-Herrin, IL

In Marion-Herrin, IL, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $11.55 to $49.23, with a median of $30.39.

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 Feb 3, 2026 and Feb 3, 2026.

Lowest$11.55Deaconess Regional Healthcare Services Illinois Inc
Median$30.39half pay less
Highest$49.23in this market
Difference4.3×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 Marion-Herrin, IL.

median
Lowest $11.55Highest $49.23

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Deaconess Regional Healthcare Services Illinois Inc lowest Marion, IL APTT $11.55 $33.00 65% Feb 3, 2026
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Deaconess Regional Healthcare Services Illinois Inc Marion, IL CHG THROMBOPLASTIN TIME PARTIAL PLASMA/WHOLE BLOOD $11.55 $33.00 65% Feb 3, 2026
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Deaconess Regional Healthcare Services Illinois Inc Marion, IL HC PTT PARTIAL THROMB TIME APTT REF $49.23 $259.09 81% Feb 3, 2026
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Deaconess Regional Healthcare Services Illinois Inc Marion, IL HC APTT B $49.23 $259.09 81% Feb 3, 2026
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Outpatient: lowest $11.55, median $30.39, highest $49.23 — a 4.3× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $30.39. 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.