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Thrombin Time Measured Across Dilutions

Massachusetts 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?

$8.13

Typical negotiated rate. In Massachusetts, July 2026.

Insurers have agreed to pay about $8.13 for this service. The price depends on where it is billed: about $6.92 from a physician practice, and about $16.60 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 8 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$6.92$6.46 to $10.47
FacilityA hospital or hospital-owned outpatient department$16.60$9.55 to $20.42

How much rates vary

Facilitymedian $17 · 10th to 90th $6 to $29Professionalmedian $7 · 10th to 90th $6 to $20
$10.0$100.0$1.0K$10.0Kfacility $17professional $7

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
Facility
Modifier
Global
Typical Low
$6.46
Median
$15.85
Typical High
$28.84
Aetna
Setting
Professional
Modifier
Global
Typical Low
$6.17
Median
$6.46
Typical High
$30.90
AllWays Health Partners
Setting
Facility
Modifier
Global
Typical Low
$6.31
Median
$9.55
Typical High
$100.00
AllWays Health Partners
Setting
Professional
Modifier
Global
Typical Low
$4.07
Median
$6.92
Typical High
$16.60
BCBS
Setting
Facility
Modifier
Global
Typical Low
$13.18
Median
$16.60
Typical High
$26.30
BCBS
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$6.46
Typical High
$8.71
Cigna
Setting
Facility
Modifier
Global
Typical Low
$5.37
Median
$10.72
Typical High
$19.50
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4.17
Median
$7.76
Typical High
$18.20
Fallon Health
Setting
Facility
Modifier
Global
Typical Low
$7.76
Median
$45.71
Typical High
$7,079.46
Fallon Health
Setting
Professional
Modifier
Global
Typical Low
$9.77
Median
$9.77
Typical High
$11.48
Harvard Pilgrim
Setting
Professional
Modifier
Global
Typical Low
$6.92
Median
$6.92
Typical High
$20.89
Mass General Brigham
Setting
Facility
Modifier
Global
Typical Low
$6.31
Median
$9.55
Typical High
$100.00
Mass General Brigham
Setting
Professional
Modifier
Global
Typical Low
$4.07
Median
$6.92
Typical High
$16.60
United
Setting
Facility
Modifier
Global
Typical Low
$4.07
Median
$6.92
Typical High
$11.22
United
Setting
Professional
Modifier
Global
Typical Low
$4.07
Median
$6.92
Typical High
$17.38

Where Massachusetts 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.

Massachusetts $8.13 · 14th 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.