Partial thromboplastin time (PTT) clotting test in Providence-Warwick, RI-MA — inpatient
In Providence-Warwick, RI-MA, 6 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $22.40 to $47.00, with a median of $47.00. The lowest listed price is at Morton Hospital and Medical Center, Inc., Lifespan of Massachusetts - Taunton Inc.
Cash prices at 6 facilities across 5 cities for code 85730, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Providence-Warwick, RI-MA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Morton Hospital and Medical Center, Inc., Lifespan of Massachusetts - Taunton Inc lowest Taunton, MA HC APTT | $22.40 | $22.40 | — | — source file |
| Morton Hospital and Medical Center, Inc., Lifespan of Massachusetts - Taunton Inc Taunton, MA HC SILICA CLOTTING TIME RATIO | $22.40 | $22.40 | — | — source file |
| Saint Anne's Hospital, Lifespan of Massachusetts - Fall River Inc Fall River, MA HC SILICA CLOTTING TIME RATIO | $29.09 | $29.09 | — | — source file |
| Saint Anne's Hospital, Lifespan of Massachusetts - Fall River Inc Fall River, MA HC APTT | $29.09 | $29.09 | — | — source file |
| Newport Hospital Newport, RI HC APTT | $47.00 | $47.00 | — | — source file |
| Newport Hospital Newport, RI HC SILICA CLOTTING TIME RATIO | $47.00 | $47.00 | — | — source file |
| Emma Pendleton Bradley Hospital East Providence, RI HC APTT | $47.00 | $47.00 | — | — source file |
| Rhode Island Hospital Providence, RI HC SILICA CLOTTING TIME RATIO | $47.00 | $47.00 | — | — source file |
| Rhode Island Hospital Providence, RI HC APTT | $47.00 | $47.00 | — | — source file |
| Emma Pendleton Bradley Hospital East Providence, RI HC SILICA CLOTTING TIME RATIO | $47.00 | $47.00 | — | — source file |
| The Miriam Hospital Providence, RI HC APTT | $47.00 | $47.00 | — | — source file |
| The Miriam Hospital Providence, RI HC SILICA CLOTTING TIME RATIO | $47.00 | $47.00 | — | — source file |
Inpatient: lowest $22.40, median $47.00, highest $47.00 — a 2.1× difference within the same market.
As an outpatient, the same code is billed by 8 facilities here, median $47.00 — 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.