go back

Thrombin Time Blood Test

Connecticut rates for HCPCS 85670

This blood test measures how long it takes a blood sample to clot after a substance called thrombin is added. It is used to help investigate bleeding or clotting problems, or to check for the presence of certain blood-thinning medications.

Rates data updated July 2026.

How much does Thrombin Time Blood Test cost?

$5.50

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $5.50 for this service. The price depends on where it is billed: about $5.25 from a physician practice, and about $10.47 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 6 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$5.25$5.13 to $5.25
FacilityA hospital or hospital-owned outpatient department$10.47$7.76 to $16.22

How much rates vary

Facilitymedian $10 · 10th to 90th $6 to $23Professionalmedian $5 · 10th to 90th $4 to $7
$5$10$20$50facility $10professional $5

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
$5.75
Median
$10.72
Typical High
$24.55
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.27
Median
$5.25
Typical High
$6.17
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$6.31
Median
$9.12
Typical High
$15.49
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$2.82
Median
$3.55
Typical High
$8.91
Cigna
Setting
Facility
Modifier
Global
Typical Low
$3.98
Median
$9.55
Typical High
$22.91
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.89
Median
$6.61
Typical High
$8.91
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$2.69
Median
$5.75
Typical High
$8.51
Health New England
Setting
Facility
Modifier
Global
Typical Low
$15.49
Median
$15.49
Typical High
$15.49
United
Setting
Facility
Modifier
Global
Typical Low
$5.75
Median
$5.75
Typical High
$18.20
United
Setting
Professional
Modifier
Global
Typical Low
$2.88
Median
$5.37
Typical High
$10.23

Where Connecticut sits

The same service costs 4.2 times more in South Dakota than in Tennessee. 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.

Connecticut· 44th of 51

$5.50

SD $20.89TN $5.01

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.