Partial thromboplastin time (PTT) clotting test in Grand Rapids-Wyoming-Kentwood, MI — inpatient
In Grand Rapids-Wyoming-Kentwood, MI, 5 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test as an inpatient: from $21.00 to $56.00, with a median of $21.00. The lowest listed price is at Corewell Health Butterworth Hospital.
Cash prices at 5 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 — 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 Grand Rapids-Wyoming-Kentwood, MI.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Corewell Health Butterworth Hospital lowest Grand Rapids, MI Hc Ptt | $21.00 | $21.00 | — | — source file |
| Corewell Health Butterworth Hospital Grand Rapids, MI Hc Ptt | $21.00 | $21.00 | — | — source file |
| Corewell Health Zeeland Community Hospital Zeeland, MI Hc Ptt | $21.00 | $21.00 | — | — source file |
| Corewell Health Greenville Hospital Greenville, MI Hc Ptt | $21.00 | $21.00 | — | — source file |
| Corewell Health Blodgett Hospital East Grand Rapids, MI Hc Ptt | $21.00 | $21.00 | — | — source file |
| Mary Free Bed Rehabilitation Hospital Grand Rapids, MI HCHG THROMBOPLASTIN TIME PART | $56.00 | $56.00 | — | — source file |
| Mary Free Bed Rehabilitation Hospital Grand Rapids, MI HC WARDE 2500780 THROMBOPLASTIN TIME PARTIAL (PTT) | $56.00 | $56.00 | — | — source file |
Inpatient: lowest $21.00, median $21.00, highest $56.00 — a 2.7× difference within the same market.
As an outpatient, the same code is billed by 4 facilities here, median $21.00 — 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.