Lab tests CPT 85730 Inpatient — admitted to hospital

Partial thromboplastin time (PTT) clotting test in Worcester, MA — inpatient

In Worcester, MA, 4 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $49.00 to $108.00, with a median of $52.50. The lowest listed price is at UMass Memorial Health - Harrington Hospital, Inc..

Cash prices at 4 facilities across 4 cities for code 85730, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Mar 26, 2026 and Apr 3, 2026.

Lowest$49.00UMass Memorial Health - Harrington Hospital, Inc.
Median$52.50half pay less
Highest$108.00in this market
Difference2.2×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 Worcester, MA.

median
Lowest $49.00Highest $108.00

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
UMass Memorial Health - Harrington Hospital, Inc. lowest Southbridge, MA HC Thromboplastin Time Partial Plasma or Whole Blood $49.00 $49.00 Apr 3, 2026
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HealthAlliance - Clinton Hospital Leominster, MA HC Thromboplastin Time Partial Plasma or Whole Blood $50.00 $50.00 Mar 26, 2026
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UMass Memorial Health - Milford Regional Medical Center, Inc. Milford, MA P T T $55.00 $55.00
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UMass Memorial Medical Center Worcester, MA HC Thromboplastin Time Partial Plasma or Whole Blood $108.00 $108.00 Mar 26, 2026
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Inpatient: lowest $49.00, median $52.50, highest $108.00 — a 2.2× difference within the same market.

As an outpatient, the same code is billed by 4 facilities here, median $55.00 — 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.