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Clotting-regulation Protein Blood Test

Massachusetts 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?

$19.05

Typical negotiated rate. In Massachusetts, July 2026.

Insurers have agreed to pay about $19.05 for this service. The price depends on where it is billed: about $13.80 from a physician practice, and about $40.74 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 9 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$13.80$12.02 to $14.45
FacilityA hospital or hospital-owned outpatient department$40.74$26.92 to $93.33

How much rates vary

Facilitymedian $41 · 10th to 90th $14 to $209Professionalmedian $14 · 10th to 90th $12 to $34
$10$20$50$100$200facility $41professional $14

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
$19.05
Median
$47.86
Typical High
$275.42
Aetna
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$25.70
AllWays Health Partners
Setting
Facility
Modifier
Global
Typical Low
$12.59
Median
$19.50
Typical High
$213.80
AllWays Health Partners
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$13.80
Typical High
$33.88
BCBS
Setting
Facility
Modifier
Global
Typical Low
$26.92
Median
$33.88
Typical High
$48.98
BCBS
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$12.88
Typical High
$16.22
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$21.88
Typical High
$35.48
Cigna
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$16.22
Typical High
$36.31
Fallon Health
Setting
Facility
Modifier
Global
Typical Low
$14.45
Median
$117.49
Typical High
$7,079.46
Fallon Health
Setting
Professional
Modifier
Global
Typical Low
$19.95
Median
$19.95
Typical High
$23.44
Harvard Pilgrim
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$13.80
Typical High
$38.90
Health New England
Setting
Facility
Modifier
Global
Typical Low
$15.85
Median
$16.98
Typical High
$35.48
Mass General Brigham
Setting
Facility
Modifier
Global
Typical Low
$12.59
Median
$19.50
Typical High
$213.80
Mass General Brigham
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$13.80
Typical High
$33.88
United
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$13.80
Typical High
$20.42
United
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$13.80
Typical High
$35.48

Where Massachusetts 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.

Massachusetts· 26th of 51

$19.05

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.