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Blood Test Measuring Clot Formation Time

Connecticut rates for HCPCS 85635

This blood test measures how long it takes a blood sample to clot after a specific clot-triggering substance is added to the sample. It's used to help evaluate bleeding or clotting problems by focusing on a particular step in the clotting process. It's a simple blood draw, often ordered alongside other clotting tests.

Rates data updated July 2026.

How much does Blood Test Measuring Clot Formation Time cost?

$8.91

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $8.91 for this service. The price depends on where it is billed: about $8.91 from a physician practice, and about $15.85 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 5 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$8.91$8.51 to $9.33
FacilityA hospital or hospital-owned outpatient department$15.85$11.48 to $22.39

How much rates vary

Facilitymedian $16 · 10th to 90th $10 to $30Professionalmedian $9 · 10th to 90th $6 to $13
$5$10$20facility $16professional $9

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
$9.77
Median
$16.60
Typical High
$29.51
Aetna
Setting
Professional
Modifier
Global
Typical Low
$7.24
Median
$8.91
Typical High
$10.47
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$15.49
Typical High
$26.30
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$6.03
Typical High
$15.14
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6.76
Median
$16.22
Typical High
$39.81
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.61
Median
$10.96
Typical High
$15.14
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$9.77
Typical High
$14.45
United
Setting
Facility
Modifier
Global
Typical Low
$9.77
Median
$9.77
Typical High
$33.11
United
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$9.77
Typical High
$17.38

Where Connecticut sits

The same service costs 2.4 times more in Hawaii than in Washington, DC. 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· 40th of 51

$8.91

HI $17.78DC $7.41

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.