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Blood Test Measuring Clot Formation Time

Rhode Island 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?

$10.47

Typical negotiated rate. In Rhode Island, July 2026.

Insurers have agreed to pay about $10.47 for this service. The price depends on where it is billed: about $10.23 from a physician practice, and about $29.51 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 4 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$10.23$7.41 to $10.23
FacilityA hospital or hospital-owned outpatient department$29.51$12.59 to $56.23

How much rates vary

Facilitymedian $30 · 10th to 90th $12 to $63Professionalmedian $10 · 10th to 90th $6 to $17
$5.0$10.0$20.0$50.0facility $30professional $10

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
$16.22
Median
$39.81
Typical High
$63.10
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.51
Median
$10.23
Typical High
$10.23
BCBS
Setting
Facility
Modifier
Global
Typical Low
$11.22
Median
$12.02
Typical High
$19.95
BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.50
Median
$7.41
Typical High
$15.49
Cigna
Setting
Facility
Modifier
Global
Typical Low
$9.33
Median
$23.44
Typical High
$41.69
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$10.96
Typical High
$14.79
United
Setting
Facility
Modifier
Global
Typical Low
$11.75
Median
$11.75
Typical High
$19.50
United
Setting
Professional
Modifier
Global
Typical Low
$5.62
Median
$10.47
Typical High
$19.50

Where Rhode Island 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.

Rhode Island $10.47 · 25th 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.