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Clotting Protein Activity Test

Missouri rates for HCPCS 85397

A blood test that measures how well a particular protein involved in forming or dissolving clots is actually working, rather than simply how much of it is present. It is used when a specific measurement is needed that no standard named test covers.

Rates data updated July 2026.

How much does Clotting Protein Activity Test cost?

$30.90

Typical negotiated rate. In Missouri, July 2026.

Insurers have agreed to pay about $30.90 for this service. The price depends on where it is billed: about $26.92 from a physician practice, and about $46.77 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$26.92$18.62 to $35.48
FacilityA hospital or hospital-owned outpatient department$46.77$30.90 to $60.26

How much rates vary

Facilitymedian $47 · 10th to 90th $27 to $151Professionalmedian $27 · 10th to 90th $12 to $55
$10.0$20.0$50.0$100.0$200.0facility $47professional $27

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
$26.92
Median
$51.29
Typical High
$169.82
Aetna
Setting
Professional
Modifier
Global
Typical Low
$26.30
Median
$30.20
Typical High
$51.29
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$30.90
Typical High
$107.15
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$12.30
Median
$21.38
Typical High
$64.57
BCBS
Setting
Facility
Modifier
Global
Typical Low
$45.71
Median
$48.98
Typical High
$54.95
Cigna
Setting
Facility
Modifier
Global
Typical Low
$30.20
Median
$60.26
Typical High
$131.83
Cigna
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$29.51
Typical High
$58.88
Medica
Setting
Facility
Modifier
Global
Typical Low
$24.55
Median
$53.70
Typical High
$147.91
Medica
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$18.62
Typical High
$33.88
United
Setting
Facility
Modifier
Global
Typical Low
$13.80
Median
$30.90
Typical High
$37.15
United
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$18.62
Typical High
$37.15

Where Missouri sits

The same service costs 2.8 times more in South Dakota than in Florida. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Missouri $30.90 · 27th of 51
SD $58.88FL $21.38

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.