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Clotting Protein Activity Test

Rhode Island 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?

$28.18

Typical negotiated rate. In Rhode Island, July 2026.

Insurers have agreed to pay about $28.18 for this service. The price depends on where it is billed: about $23.99 from a physician practice, and about $69.18 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 4 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$22.91 to $23.99
FacilityA hospital or hospital-owned outpatient department$69.18$37.15 to $141

How much rates vary

Facilitymedian $69 · 10th to 90th $35 to $148Professionalmedian $24 · 10th to 90th $17 to $46
$10.0$20.0$50.0$100.0facility $69professional $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
$69.18
Median
$93.33
Typical High
$177.83
Aetna
Setting
Professional
Modifier
Global
Typical Low
$20.89
Median
$23.99
Typical High
$27.54
BCBS
Setting
Facility
Modifier
Global
Typical Low
$28.18
Median
$35.48
Typical High
$39.81
BCBS
Setting
Professional
Modifier
Global
Typical Low
$17.38
Median
$22.91
Typical High
$34.67
Cigna
Setting
Facility
Modifier
Global
Typical Low
$54.95
Median
$85.11
Typical High
$95.50
Cigna
Setting
Professional
Modifier
Global
Typical Low
$16.60
Median
$17.78
Typical High
$44.67
United
Setting
Facility
Modifier
Global
Typical Low
$37.15
Median
$37.15
Typical High
$45.71
United
Setting
Professional
Modifier
Global
Typical Low
$14.13
Median
$19.95
Typical High
$45.71

Where Rhode Island 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.

Rhode Island $28.18 · 37th 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.