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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 October 2026.

How much does Clotting Protein Activity Test cost?

$25.12

Typical negotiated rate. In Missouri, October 2026.

Insurers have agreed to pay about $25.12 for this service. The price depends on where it is billed: about $19.95 from a physician practice, and about $52.48 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$19.95$18.62 to $35.48
FacilityA hospital or hospital-owned outpatient department$52.48$30.90 to $105

How much rates vary

Facilitymedian $52 · 10th to 90th $28 to $148Professionalmedian $20 · 10th to 90th $13 to $49
$20$50$100$200facility $52professional $20

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
$26.30
Median
$30.20
Typical High
$56.23
Aetna
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$26.30
Typical High
$32.36
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$30.90
Median
$30.90
Typical High
$141.25
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$12.30
Median
$19.95
Typical High
$54.95
BCBS Kansas City
Setting
Facility
Modifier
None
Typical Low
$37.15
Median
$47.86
Typical High
$91.20
Cigna
Setting
Facility
Modifier
None
Typical Low
$30.20
Median
$67.61
Typical High
$131.83
Cigna
Setting
Professional
Modifier
None
Typical Low
$13.49
Median
$34.67
Typical High
$47.86
Medica
Setting
Facility
Modifier
None
Typical Low
$26.92
Median
$53.70
Typical High
$147.91
Medica
Setting
Professional
Modifier
None
Typical Low
$12.88
Median
$19.05
Typical High
$37.15
United
Setting
Facility
Modifier
None
Typical Low
$27.54
Median
$27.54
Typical High
$27.54
United
Setting
Professional
Modifier
None
Typical Low
$12.88
Median
$18.62
Typical High
$41.69

Where Missouri sits

The same service costs 3.7 times more in Alaska than in Kansas. 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· 34th of 51

$25.12

AK $69.18KS $18.62

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.