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Clotting-regulation Protein Blood Test

Missouri 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 October 2026.

How much does Clotting-regulation Protein Blood Test cost?

$16.60

Typical negotiated rate. In Missouri, October 2026.

Insurers have agreed to pay about $16.60 for this service. The price depends on where it is billed: about $13.49 from a physician practice, and about $25.70 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$13.49$8.32 to $26.92
FacilityA hospital or hospital-owned outpatient department$25.70$17.78 to $50.12

How much rates vary

Facilitymedian $26 · 10th to 90th $13 to $214Professionalmedian $13 · 10th to 90th $7 to $27
$10$20$50$100$200facility $26professional $13

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
$12.02
Median
$16.60
Typical High
$29.51
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.75
Median
$12.02
Typical High
$14.79
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$13.80
Median
$13.80
Typical High
$64.57
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$6.76
Median
$19.05
Typical High
$33.88
BCBS Kansas City
Setting
Facility
Modifier
None
Typical Low
$20.89
Median
$27.54
Typical High
$52.48
Cigna
Setting
Facility
Modifier
None
Typical Low
$18.20
Median
$30.20
Typical High
$79.43
Cigna
Setting
Professional
Modifier
None
Typical Low
$8.13
Median
$15.85
Typical High
$29.51
Medica
Setting
Facility
Modifier
None
Typical Low
$12.59
Median
$33.11
Typical High
$213.80
Medica
Setting
Professional
Modifier
None
Typical Low
$6.17
Median
$9.77
Typical High
$17.38
United
Setting
Facility
Modifier
None
Typical Low
$12.59
Median
$12.59
Typical High
$12.59
United
Setting
Professional
Modifier
None
Typical Low
$5.75
Median
$10.23
Typical High
$18.62
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
$5.89
Median
$5.89
Typical High
$7.94
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.34
Median
$2.40
Typical High
$3.16

Where Missouri sits

The same service costs 28.8 times more in Vermont than in Alabama. 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.

Missouri· 18th of 51

$16.60

VT $174AL $6.03

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.