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Thrombin Time Measured Across Dilutions

Montana rates for HCPCS 85675

A clotting test in which thrombin is added to plasma and the time to form a clot is measured across a graded series of dilutions, giving more detail than a single reading. It helps show whether slow clotting comes from a problem with fibrinogen or from something in the blood interfering with the process.

Rates data updated July 2026.

How much does Thrombin Time Measured Across Dilutions cost?

$9.77

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $9.77 for this service. The price depends on where it is billed: about $8.91 from a physician practice, and about $10.23 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 5 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$8.91$7.94 to $20.89
FacilityA hospital or hospital-owned outpatient department$10.23$8.51 to $13.49

How much rates vary

Facilitymedian $10 · 10th to 90th $7 to $21Professionalmedian $9 · 10th to 90th $5 to $46
$5.0$10.0$20.0$50.0facility $10professional $9

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$7.94
Median
$7.94
Typical High
$45.71
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.00
Median
$11.75
Typical High
$38.90
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$7.76
Typical High
$10.00
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$6.92
Median
$9.77
Typical High
$21.38
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$6.92
Median
$9.77
Typical High
$21.38
Providence
Setting
Facility
Modifier
Global
Typical Low
$10.00
Median
$13.49
Typical High
$38.90
Providence
Setting
Professional
Modifier
Global
Typical Low
$6.17
Median
$6.17
Typical High
$10.00
United
Setting
Facility
Modifier
Global
Typical Low
$6.92
Median
$6.92
Typical High
$6.92
United
Setting
Professional
Modifier
Global
Typical Low
$2.88
Median
$3.89
Typical High
$9.55

Where Montana sits

The same service costs 2.4 times more in Hawaii than in Maryland. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Montana $9.77 · 7th of 51
HI $12.30MD $5.13

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.