Partial thromboplastin time (PTT) clotting test in San Antonio-New Braunfels, TX — inpatient
In San Antonio-New Braunfels, TX, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $40.00 to $50.50, with a median of $50.50. Across Texas, the median is $34.50 at 101 hospitals.
Cash prices at 1 facility for code 85730, as an inpatient (admitted to hospital) . Collected Sep 24, 2026; the hospital files themselves were last updated between Oct 14, 2025 and Oct 14, 2025.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in San Antonio-New Braunfels, TX.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Bexar County Hospital District lowest San Antonio, TX HC THROMBOPLAS TIME PARTIAL - TIME MIXING STUDY DI | $40.00 | $160.00 | 75% | Oct 14, 2025 source file |
| Bexar County Hospital District San Antonio, TX HC THROMBOPLAS TIME PARTIAL - HEPZYME | $50.50 | $202.00 | 75% | Oct 14, 2025 source file |
| Bexar County Hospital District San Antonio, TX HC THROMBOPLAS TIME PARTIAL - APTT | $50.50 | $202.00 | 75% | Oct 14, 2025 source file |
Inpatient: lowest $40.00, median $50.50, highest $50.50 — a 1.3× difference within the same market.
As an outpatient, the same code is billed by 2 facilities here, median $66.66 — 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.