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Thrombin Time Blood Test

Illinois 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?

$11.75

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $11.75 for this service. The price depends on where it is billed: about $4.68 from a physician practice, and about $30.90 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 7 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$4.68$4.27 to $5.89
FacilityA hospital or hospital-owned outpatient department$30.90$10.96 to $66.07

How much rates vary

Facilitymedian $31 · 10th to 90th $6 to $120Professionalmedian $5 · 10th to 90th $3 to $12
$5$10$20$50$100$200facility $31professional $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
$6.46
Median
$32.36
Typical High
$120.23
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.47
Median
$5.13
Typical High
$11.75
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$3.55
Median
$3.55
Typical High
$3.55
BCBS
Setting
Facility
Modifier
Global
Typical Low
$7.76
Median
$16.22
Typical High
$60.26
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$3.98
Typical High
$4.47
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6.46
Median
$13.49
Typical High
$26.92
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.09
Median
$6.61
Typical High
$10.72
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$6.31
Median
$11.48
Typical High
$102.33
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$7.59
Typical High
$7.59
Molina
Setting
Professional
Modifier
Global
Typical Low
$3.16
Median
$3.16
Typical High
$4.07
United
Setting
Facility
Modifier
Global
Typical Low
$4.17
Median
$5.75
Typical High
$11.48
United
Setting
Professional
Modifier
Global
Typical Low
$2.40
Median
$4.17
Typical High
$5.75

Where Illinois 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.

Illinois· 7th of 51

$11.75

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.