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Blood Clotting Time Test (PTT)

Illinois rates for HCPCS 85730

This blood test measures how long it takes a blood sample to clot using a specific laboratory method, which helps evaluate the blood's clotting ability. It is commonly used to check for bleeding disorders, monitor certain blood-thinning medications, or evaluate before surgery.

Rates data updated July 2026.

How much does Blood Clotting Time Test (PTT) cost?

$33.88

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $33.88 for this service. The price depends on where it is billed: about $5.50 from a physician practice, and about $64.57 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$5.50$4.68 to $7.08
FacilityA hospital or hospital-owned outpatient department$64.57$17.78 to $97.72

How much rates vary

Facilitymedian $65 · 10th to 90th $9 to $126Professionalmedian $5 · 10th to 90th $3 to $10
$5$10$20$50$100$200facility $65professional $5

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
$9.12
Median
$66.07
Typical High
$125.89
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$5.50
Typical High
$10.00
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$3.02
Median
$3.72
Typical High
$8.13
BCBS
Setting
Facility
Modifier
Global
Typical Low
$8.13
Median
$21.88
Typical High
$81.28
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$4.68
Typical High
$6.03
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6.61
Median
$13.49
Typical High
$28.18
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.72
Median
$6.92
Typical High
$11.22
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$6.61
Median
$11.75
Typical High
$109.65
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
$7.76
Median
$7.76
Typical High
$7.76
Molina
Setting
Professional
Modifier
Global
Typical Low
$3.31
Median
$3.31
Typical High
$4.17
United
Setting
Facility
Modifier
Global
Typical Low
$3.63
Median
$6.03
Typical High
$12.02
United
Setting
Professional
Modifier
Global
Typical Low
$2.51
Median
$3.80
Typical High
$6.31

Where Illinois sits

The same service costs 14.1 times more in West Virginia than in Vermont. 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· 9th of 51

$33.88

WV $74.13VT $5.25

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.