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Clotting-regulation Protein Blood Test

Connecticut rates for HCPCS 85303

This is a blood test that checks one of the body's natural proteins that help keep blood clotting in balance. It's typically ordered as part of a work-up for someone who has had an unexplained or recurrent blood clot, to see whether a deficiency in this protein might be contributing. It's usually run alongside related tests looking at other clot-regulating proteins.

Rates data updated July 2026.

How much does Clotting-regulation Protein Blood Test cost?

$12.59

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $12.59 for this service. The price depends on where it is billed: about $12.59 from a physician practice, and about $25.70 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 6 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$12.59$12.02 to $12.59
FacilityA hospital or hospital-owned outpatient department$25.70$18.62 to $40.74

How much rates vary

Facilitymedian $26 · 10th to 90th $14 to $78Professionalmedian $13 · 10th to 90th $10 to $16
$10$20$50$100facility $26professional $13

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
$13.80
Median
$27.54
Typical High
$100.00
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.72
Median
$12.59
Typical High
$14.79
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$15.14
Median
$21.88
Typical High
$37.15
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$8.51
Typical High
$21.38
Cigna
Setting
Facility
Modifier
Global
Typical Low
$9.55
Median
$22.91
Typical High
$54.95
Cigna
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$15.85
Typical High
$21.38
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$13.80
Typical High
$20.42
Health New England
Setting
Facility
Modifier
Global
Typical Low
$74.13
Median
$74.13
Typical High
$74.13
United
Setting
Facility
Modifier
Global
Typical Low
$13.80
Median
$13.80
Typical High
$13.80
United
Setting
Professional
Modifier
Global
Typical Low
$6.92
Median
$13.80
Typical High
$24.55

Where Connecticut sits

The same service costs 7.4 times more in West Virginia than in Maryland. 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.

Connecticut· 46th of 51

$12.59

WV $89.13MD $12.02

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.