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Clot Retraction Test

North Carolina rates for HCPCS 85170

A laboratory test that lets a blood sample clot and then observes how well the clot shrinks and tightens over the following hours. Poor shrinkage points to a problem with platelets, the small blood cells that build a clot and pull it closed.

Rates data updated October 2026.

How much does Clot Retraction Test cost?

$7.59

Typical negotiated rate. In North Carolina, October 2026.

Insurers have agreed to pay about $7.59 for this service. The price depends on where it is billed: about $6.92 from a physician practice, and about $13.18 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$6.92$2.63 to $11.75
FacilityA hospital or hospital-owned outpatient department$13.18$11.75 to $25.70

How much rates vary

Facilitymedian $13 · 10th to 90th $5 to $74Professionalmedian $7 · 10th to 90th $2 to $13
$5$10$20$50$100facility $13professional $7

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

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$5.62
Median
$13.18
Typical High
$13.18
Aetna
Setting
Professional
Modifier
None
Typical Low
$13.18
Median
$13.18
Typical High
$13.18
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$6.46
Median
$6.46
Typical High
$6.46
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.63
Median
$2.63
Typical High
$2.63
BCBS North Carolina
Setting
Facility
Modifier
None
Typical Low
$15.49
Median
$15.49
Typical High
$36.31
BCBS North Carolina
Setting
Professional
Modifier
None
Typical Low
$4.68
Median
$4.68
Typical High
$10.72
Cigna
Setting
Facility
Modifier
None
Typical Low
$3.80
Median
$35.48
Typical High
$74.13
Cigna
Setting
Professional
Modifier
None
Typical Low
$2.34
Median
$4.68
Typical High
$19.50
Medcost
Setting
Professional
Modifier
None
Typical Low
$3.02
Median
$5.89
Typical High
$6.92
Medcost
Setting
Facility
Modifier
None
Typical Low
$5.13
Median
$13.18
Typical High
$16.22
Medcost
Setting
Professional
Modifier
None
Typical Low
$2.69
Median
$5.13
Typical High
$7.08
United
Setting
Professional
Modifier
None
Typical Low
$2.45
Median
$4.90
Typical High
$9.77

Where North Carolina sits

The same service costs 8.9 times more in Alaska than in Kentucky. 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.

North Carolina· 43rd of 51

$7.59

AK $36.31KY $4.07

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.