Lab tests CPT 85730 Inpatient — admitted to hospital

Partial thromboplastin time (PTT) clotting test in Dayton-Kettering-Beavercreek, OH — inpatient

In Dayton-Kettering-Beavercreek, OH, 3 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $18.00 to $71.20, with a median of $44.60. The lowest listed price is at Dayton Osteopathic Hospital.

Cash prices at 3 facilities across 3 cities for code 85730, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$18.00Dayton Osteopathic Hospital
Median$44.60half pay less
Highest$71.20in this market
Difference4.0×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 Dayton-Kettering-Beavercreek, OH.

median
Lowest $18.00Highest $71.20

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Dayton Osteopathic Hospital lowest Dayton, OH Hc Thromboplastin Time, Partial (Ptt), Plasma Or Whole Blood, Lc $18.00 $45.00 60% Apr 1, 2026
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Kettering Medical Center Troy, OH Hc Thromboplastin Time, Partial (Ptt), Plasma Or Whole Blood, Lc $18.00 $45.00 60% Apr 1, 2026
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Greene Memorial Hospital Inc Xenia, OH Hc Thromboplastin Time, Partial (Ptt), Plasma Or Whole Blood, Lc $18.00 $45.00 60% Apr 1, 2026
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Dayton Osteopathic Hospital Dayton, OH Hc Ptt /Partial Thromboplast Time $71.20 $178.00 60% Apr 1, 2026
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Kettering Medical Center Troy, OH Hc Ptt /Partial Thromboplast Time $71.20 $178.00 60% Apr 1, 2026
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Greene Memorial Hospital Inc Xenia, OH Hc Ptt /Partial Thromboplast Time $71.20 $178.00 60% Apr 1, 2026
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Inpatient: lowest $18.00, median $44.60, highest $71.20 — a 4.0× difference within the same market.

As an outpatient, the same code is billed by 5 facilities here, median $22.40 — that is the price to compare if you are not being admitted.

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.