Partial thromboplastin time (PTT) clotting test in Devils Lake, ND
In Devils Lake, ND, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $7.58 to $44.52, with a median of $41.37.
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 28, 2026 and Feb 28, 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 Devils Lake, ND.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Mercy Hospital of Devils Lake lowest Devils Lake, ND PTT-LA SCREEN (PTT-D) | $7.58 | $18.03 | 58% | Feb 28, 2026 source file |
| Mercy Hospital of Devils Lake Devils Lake, ND PTT | $39.90 | $95.00 | 58% | Feb 28, 2026 source file |
| Mercy Hospital of Devils Lake Devils Lake, ND PARTIAL THROMBOPLASTIN TIME | $42.84 | $102.00 | 58% | Feb 28, 2026 source file |
| Mercy Hospital of Devils Lake Devils Lake, ND APTT | $44.52 | $106.00 | 58% | Feb 28, 2026 source file |
Outpatient: lowest $7.58, median $41.37, highest $44.52 — a 5.9× difference within the same market.
As an inpatient, the same code is billed by 1 facility here, median $41.37. 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.