Partial thromboplastin time (PTT) clotting test in Marietta, OH — inpatient
In Marietta, OH, 2 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $9.34 to $38.20, with a median of $28.65. The lowest listed price is at Selby General Hospital.
Cash prices at 2 facilities for code 85730, as an inpatient (admitted to hospital) . Collected Sep 21, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Marietta, OH.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Selby General Hospital lowest Marietta, OH Ptt | $9.34 | $15.57 | 40% | Apr 1, 2026 source file |
| Marietta Memorial Hospital Marietta, OH Ptt | $12.46 | $20.76 | 40% | Apr 1, 2026 source file |
| Selby General Hospital Marietta, OH Aptt | $28.65 | $47.75 | 40% | Apr 1, 2026 source file |
| Selby General Hospital Marietta, OH Aptt-Lupus Anticoagulant Prof | $28.65 | $47.75 | 40% | Apr 1, 2026 source file |
| Selby General Hospital Marietta, OH Quest Pitt - Ptt Activated | $28.65 | $47.75 | 40% | Apr 1, 2026 source file |
| Marietta Memorial Hospital Marietta, OH Aptt-Lupus Anticoagulant Prof | $38.20 | $63.66 | 40% | Apr 1, 2026 source file |
| Marietta Memorial Hospital Marietta, OH Aptt | $38.20 | $63.66 | 40% | Apr 1, 2026 source file |
| Marietta Memorial Hospital Marietta, OH Quest Pitt - Ptt Activated | $38.20 | $63.66 | 40% | Apr 1, 2026 source file |
Inpatient: lowest $9.34, median $28.65, highest $38.20 — a 4.1× difference within the same market.
As an outpatient, the same code is billed by 2 facilities here, median $28.65 — 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.