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Blood Test Measuring Clot Formation Time

Kentucky 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?

$8.13

Typical negotiated rate. In Kentucky, July 2026.

Insurers have agreed to pay about $8.13 for this service. The price depends on where it is billed: about $7.94 from a physician practice, and about $10.72 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$7.94$4.90 to $9.12
FacilityA hospital or hospital-owned outpatient department$10.72$8.13 to $18.62

How much rates vary

Facilitymedian $11 · 10th to 90th $8 to $23Professionalmedian $8 · 10th to 90th $5 to $14
$5.0$10.0$20.0$50.0$100.0facility $11professional $8

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
$8.13
Median
$10.72
Typical High
$131.83
Aetna
Setting
Professional
Modifier
Global
Typical Low
$7.76
Median
$8.13
Typical High
$43.65
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$8.32
Median
$9.77
Typical High
$10.23
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$4.90
Typical High
$13.80
CareSource
Setting
Facility
Modifier
Global
Typical Low
$9.77
Median
$11.75
Typical High
$13.80
CareSource
Setting
Professional
Modifier
Global
Typical Low
$9.77
Median
$12.30
Typical High
$19.50
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7.59
Median
$18.62
Typical High
$20.89
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$47.86
Typical High
$47.86
United
Setting
Facility
Modifier
Global
Typical Low
$4.47
Median
$9.77
Typical High
$22.39
United
Setting
Professional
Modifier
Global
Typical Low
$4.17
Median
$8.32
Typical High
$13.80

Where Kentucky sits

The same service costs 2.4 times more in Hawaii than in Washington, DC. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Kentucky $8.13 · 48th of 51
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.