go back

Clotting Protein Activity Test

South Carolina 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?

$24.55

Typical negotiated rate. In South Carolina, July 2026.

Insurers have agreed to pay about $24.55 for this service. The price depends on where it is billed: about $23.99 from a physician practice, and about $75.86 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 5 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$23.99$23.99 to $24.55
FacilityA hospital or hospital-owned outpatient department$75.86$23.99 to $148

How much rates vary

Facilitymedian $76 · 10th to 90th $21 to $562Professionalmedian $24 · 10th to 90th $21 to $32
$10.0$20.0$50.0$100.0$200.0$500.0facility $76professional $24

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
$21.38
Median
$75.86
Typical High
$562.34
Aetna
Setting
Professional
Modifier
Global
Typical Low
$23.99
Median
$23.99
Typical High
$26.92
BCBS
Setting
Facility
Modifier
Global
Typical Low
$32.36
Median
$190.55
Typical High
$204.17
BCBS
Setting
Professional
Modifier
Global
Typical Low
$23.99
Median
$30.90
Typical High
$43.65
Cigna
Setting
Facility
Modifier
Global
Typical Low
$58.88
Median
$91.20
Typical High
$177.83
Cigna
Setting
Professional
Modifier
Global
Typical Low
$14.13
Median
$15.85
Typical High
$37.15
Medcost
Setting
Facility
Modifier
Global
Typical Low
$12.30
Median
$23.99
Typical High
$40.74
United
Setting
Facility
Modifier
Global
Typical Low
$15.49
Median
$30.90
Typical High
$37.15
United
Setting
Professional
Modifier
Global
Typical Low
$6.17
Median
$15.49
Typical High
$33.88

Where South Carolina 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.

South Carolina $24.55 · 46th 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.