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Blood Clotting Time Test (PTT)

Tennessee 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?

$15.49

Typical negotiated rate. In Tennessee, July 2026.

Insurers have agreed to pay about $15.49 for this service. The price depends on where it is billed: about $5.13 from a physician practice, and about $48.98 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 6 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$5.13$4.47 to $6.03
FacilityA hospital or hospital-owned outpatient department$48.98$25.12 to $83.18

How much rates vary

Facilitymedian $49 · 10th to 90th $7 to $135Professionalmedian $5 · 10th to 90th $4 to $8
$5$10$20$50$100$200$500facility $49professional $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
$8.51
Median
$48.98
Typical High
$134.90
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.47
Median
$5.13
Typical High
$7.94
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$2.69
Median
$3.02
Typical High
$15.85
BCBS
Setting
Professional
Modifier
Global
Typical Low
$6.03
Median
$8.13
Typical High
$8.13
Cigna
Setting
Facility
Modifier
Global
Typical Low
$4.17
Median
$12.88
Typical High
$25.12
Cigna
Setting
Professional
Modifier
Global
Typical Low
$2.75
Median
$4.57
Typical High
$9.33
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$60.26
Median
$60.26
Typical High
$100.00
Lucent Health
Setting
Professional
Modifier
Global
Typical Low
$5.37
Median
$13.49
Typical High
$13.49
United
Setting
Facility
Modifier
Global
Typical Low
$2.51
Median
$6.03
Typical High
$6.03
United
Setting
Professional
Modifier
Global
Typical Low
$2.51
Median
$4.17
Typical High
$8.32

Where Tennessee 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.

Tennessee· 20th of 51

$15.49

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.