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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 October 2026.

How much does Thrombin Time Measured Across Dilutions cost?

$10.00

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $10.00 for this service. The price depends on where it is billed: about $9.33 from a physician practice, and about $12.02 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$9.33$4.07 to $10.00
FacilityA hospital or hospital-owned outpatient department$12.02$10.23 to $13.49

How much rates vary

Facilitymedian $12 · 10th to 90th $10 to $16Professionalmedian $9 · 10th to 90th $3 to $12
$5$10$20facility $12professional $9

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
None
Typical Low
$7.94
Median
$7.94
Typical High
$7.94
Cigna
Setting
Facility
Modifier
None
Typical Low
$10.00
Median
$10.23
Typical High
$20.42
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.76
Median
$10.00
Typical High
$10.00
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$8.51
Median
$12.02
Typical High
$15.85
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$9.33
Median
$10.23
Typical High
$12.88
Providence
Setting
Facility
Modifier
None
Typical Low
$10.00
Median
$10.00
Typical High
$20.42
Providence
Setting
Professional
Modifier
None
Typical Low
$6.17
Median
$6.17
Typical High
$10.00
United
Setting
Professional
Modifier
None
Typical Low
$2.88
Median
$2.88
Typical High
$6.92

Where Montana sits

The same service costs 4.2 times more in Kansas than in Maryland. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Montana· 9th of 51

$10.00

KS $21.38MD $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.