go back

Blood Clotting Factor Activity Test

Illinois rates for HCPCS 85280

A laboratory blood test that measures the activity level of one specific protein, called a clotting factor, involved in the blood's ability to form clots. It is used to help diagnose a bleeding disorder, identify which clotting factor is low or not working properly, or monitor treatment for a known factor deficiency. A blood sample is drawn and analyzed in a specialized coagulation laboratory.

Rates data updated July 2026.

How much does Blood Clotting Factor Activity Test cost?

$19.50

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $19.50 for this service. The price depends on where it is billed: about $15.14 from a physician practice, and about $37.15 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 7 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$15.14$13.49 to $19.95
FacilityA hospital or hospital-owned outpatient department$37.15$23.44 to $47.86

How much rates vary

Facilitymedian $37 · 10th to 90th $19 to $112Professionalmedian $15 · 10th to 90th $3 to $40
$5$10$20$50$100$200$500facility $37professional $15

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
$16.60
Median
$33.11
Typical High
$107.15
Aetna
Setting
Professional
Modifier
Global
Typical Low
$14.79
Median
$16.60
Typical High
$40.74
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$11.75
Median
$11.75
Typical High
$11.75
BCBS
Setting
Facility
Modifier
Global
Typical Low
$26.30
Median
$52.48
Typical High
$199.53
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$13.49
Typical High
$14.79
Cigna
Setting
Facility
Modifier
Global
Typical Low
$21.88
Median
$44.67
Typical High
$89.13
Cigna
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$22.39
Typical High
$35.48
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$21.38
Median
$37.15
Typical High
$251.19
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$25.12
Median
$25.12
Typical High
$25.12
Molina
Setting
Professional
Modifier
Global
Typical Low
$10.72
Median
$10.72
Typical High
$23.99
United
Setting
Facility
Modifier
Global
Typical Low
$11.48
Median
$19.50
Typical High
$38.90
United
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$11.75
Typical High
$19.50

Where Illinois sits

The same service costs 2.6 times more in South Dakota than in Washington, DC. 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.

Illinois· 28th of 51

$19.50

SD $37.15DC $14.45

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.