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Clot Retraction Test

Washington 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?

$15.49

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $15.49 for this service. The price depends on where it is billed: about $14.79 from a physician practice, and about $23.99 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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$14.79$7.41 to $15.49
FacilityA hospital or hospital-owned outpatient department$23.99$16.22 to $32.36

How much rates vary

Facilitymedian $24 · 10th to 90th $15 to $44Professionalmedian $15 · 10th to 90th $5 to $17
$2$5$10$20$50facility $24professional $15

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
$15.49
Median
$15.49
Typical High
$50.12
Aetna
Setting
Professional
Modifier
None
Typical Low
$15.49
Median
$15.49
Typical High
$15.85
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$12.30
Median
$17.78
Typical High
$44.67
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$12.30
Median
$14.79
Typical High
$16.22
Cigna
Setting
Facility
Modifier
None
Typical Low
$4.68
Median
$23.99
Typical High
$40.74
Cigna
Setting
Professional
Modifier
None
Typical Low
$4.57
Median
$8.13
Typical High
$22.39
Molina
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$14.45
Typical High
$14.45
Pacific Source
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$16.22
Typical High
$33.11
Premera BCBS
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$28.84
Typical High
$44.67
Premera BCBS
Setting
Professional
Modifier
None
Typical Low
$12.88
Median
$14.79
Typical High
$19.50
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$24.55
Typical High
$44.67
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$12.30
Median
$14.79
Typical High
$16.22
United
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$19.50
Typical High
$19.50
United
Setting
Professional
Modifier
None
Typical Low
$2.14
Median
$6.92
Typical High
$16.22
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$7.41
Median
$16.22
Typical High
$29.51
2 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$7.59
Median
$7.59
Typical High
$7.94
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$3.09
Median
$3.09
Typical High
$3.16

Where Washington 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.

Washington· 16th of 51

$15.49

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.