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Thrombin Time Blood Test

Tennessee 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?

$5.01

Typical negotiated rate. In Tennessee, July 2026.

Insurers have agreed to pay about $5.01 for this service. The price depends on where it is billed: about $4.57 from a physician practice, and about $18.62 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$4.57$4.37 to $5.50
FacilityA hospital or hospital-owned outpatient department$18.62$5.13 to $32.36

How much rates vary

Facilitymedian $19 · 10th to 90th $5 to $91Professionalmedian $5 · 10th to 90th $4 to $8
$2$5$10$20$50$100facility $19professional $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
$4.57
Median
$18.62
Typical High
$91.20
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.37
Median
$4.47
Typical High
$6.61
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$2.57
Median
$3.55
Typical High
$15.14
BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$7.94
Typical High
$7.94
Cigna
Setting
Facility
Modifier
Global
Typical Low
$4.07
Median
$12.30
Typical High
$23.99
Cigna
Setting
Professional
Modifier
Global
Typical Low
$2.69
Median
$4.47
Typical High
$8.71
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$60.26
Median
$60.26
Typical High
$100.00
United
Setting
Facility
Modifier
Global
Typical Low
$2.40
Median
$5.75
Typical High
$5.75
United
Setting
Professional
Modifier
Global
Typical Low
$2.40
Median
$4.17
Typical High
$8.13

Where Tennessee 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.

Tennessee· 51st of 51

$5.01

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.