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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 October 2026.

How much does Blood Test Measuring Clot Formation Time cost?

$10.47

Typical negotiated rate. In Rhode Island, October 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 $12.02 from a hospital or other facility.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$10.23$7.08 to $14.79
FacilityA hospital or hospital-owned outpatient department$12.02$11.75 to $19.95

How much rates vary

Facilitymedian $12 · 10th to 90th $11 to $35Professionalmedian $10 · 10th to 90th $5 to $17
$5$10$20facility $12professional $10

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$10.23
Typical High
$10.23
BCBS Rhode Island
Setting
Facility
Modifier
None
Typical Low
$11.22
Median
$12.02
Typical High
$19.95
BCBS Rhode Island
Setting
Professional
Modifier
None
Typical Low
$5.50
Median
$7.41
Typical High
$19.50
Cigna
Setting
Facility
Modifier
None
Typical Low
$9.33
Median
$23.44
Typical High
$41.69
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.08
Median
$11.22
Typical High
$14.79
United
Setting
Facility
Modifier
None
Typical Low
$11.75
Median
$11.75
Typical High
$11.75
United
Setting
Professional
Modifier
None
Typical Low
$4.17
Median
$10.23
Typical High
$16.22

Where Rhode Island sits

The same service costs 4.1 times more in Kansas than in Nebraska. 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.

Rhode Island· 24th of 51

$10.47

KS $26.92NE $6.61

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.