Lab tests CPT 85730 Montana Outpatient

Partial thromboplastin time (PTT) clotting test cost in Montana

In Montana, 8 hospitals publish a cash price for Partial thromboplastin time (PTT) clotting test: from $6.67 to $78.85, with a median of $51.20. The lowest price is at Great Falls Clinic Hospital (Great Falls). The highest price is 11.8× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 85730. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$6.67Great Falls Clinic Hospital
Median$51.20half pay less
Highest$78.85in Montana
Lowest saves$44.53vs the median

Hospitals in Montana, cheapest first

HospitalCash price List priceFile date
Great Falls Clinic Hospital lowest Great Falls · Great Falls, MT THROMBOPLASTIN TIME PARTIAL $6.67 $6.67 —
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Providence St Joseph Medical Center Polson · Polson, MT HC PART THROMBOPLASTIN TIME $20.00 $25.00 Apr 1, 2026
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Deaconess Regional Medical Center Bozeman · Bozeman, MT HC THROMBOPLAS TIME PARTIAL - APTT $45.60 $57.00 Nov 19, 2024
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Providence Health & Services - Montana Missoula · Missoula, MT HC THROMBOPLASTIN TIME PARTIAL PLASMA/WHOLE BLOOD LAB $48.00 $60.00 Apr 1, 2026
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Big Sky Medical Center Big Sky · Bozeman, MT HC THROMBOPLAS TIME PARTIAL - APTT $54.40 $68.00 Nov 19, 2024
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St. Peter's Health Helena · Helena, MT HC PARTIAL THROMBOPLASTIN TIME $60.61 $71.30 —
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Community Hospital of Anaconda Anaconda · Anaconda, MT Coagulation assessment blood test, plasma or whole blood $64.50 $86.00 Jul 20, 2026
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Barrett Hospital Development Corporation S Dillon · S Dillon, MT Coagulation assessment blood test, plasma or whole blood $78.85 $83.00 Jun 12, 2026
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By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro areaHospitals LowestMedian
Bozeman, MT 2 $45.60 $50.00
Anaconda, MT 1 $64.50 $64.50
Great Falls, MT 1 $6.67 $6.67
Helena, MT 1 $60.61 $60.61
Missoula, MT 1 $48.00 $48.00
Polson, MT 1 $20.00 $20.00
S Dillon, MT 1 $78.85 $78.85

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.

Partial thromboplastin time (PTT) clotting test in other states

Median cash price across the state's hospitals.