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Clotting-regulation Protein Blood Test

Colorado 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?

$14.13

Typical negotiated rate. In Colorado, October 2026.

Insurers have agreed to pay about $14.13 for this service. The price depends on where it is billed: about $9.55 from a physician practice, and about $39.81 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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$9.55$6.61 to $11.48
FacilityA hospital or hospital-owned outpatient department$39.81$23.99 to $47.86

How much rates vary

Facilitymedian $40 · 10th to 90th $11 to $63Professionalmedian $10 · 10th to 90th $6 to $24
$10$20$50$100facility $40professional $10

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
$10.47
Median
$23.99
Typical High
$48.98
Aetna
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$10.47
Typical High
$19.05
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$15.49
Median
$41.69
Typical High
$63.10
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$5.75
Median
$9.55
Typical High
$28.18
Cigna
Setting
Facility
Modifier
None
Typical Low
$8.13
Median
$16.60
Typical High
$42.66
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.24
Median
$10.23
Typical High
$19.95
Denver HMP
Setting
Facility
Modifier
None
Typical Low
$10.47
Median
$15.14
Typical High
$27.54
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$10.96
Median
$19.95
Typical High
$53.70
Select Health
Setting
Facility
Modifier
None
Typical Low
$13.80
Median
$25.70
Typical High
$28.84
Select Health
Setting
Professional
Modifier
None
Typical Low
$9.77
Median
$9.77
Typical High
$13.80
United
Setting
Facility
Modifier
None
Typical Low
$16.60
Median
$16.60
Typical High
$16.60
United
Setting
Professional
Modifier
None
Typical Low
$5.75
Median
$8.13
Typical High
$10.96
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
$5.25
Median
$5.25
Typical High
$6.92
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.09
Median
$2.09
Typical High
$2.82

Where Colorado 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.

Colorado· 27th of 51

$14.13

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.