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Blood Clotting Time Test (PTT)

North Carolina 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 October 2026.

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

$4.79

Typical negotiated rate. In North Carolina, October 2026.

Insurers have agreed to pay about $4.79 for this service. The price depends on where it is billed: about $4.79 from a physician practice, and about $6.61 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$4.79$3.98 to $6.61
FacilityA hospital or hospital-owned outpatient department$6.61$4.79 to $13.49

How much rates vary

Facilitymedian $7 · 10th to 90th $5 to $26Professionalmedian $5 · 10th to 90th $3 to $9
$2$5$10$20facility $7professional $5

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$4.79
Median
$5.75
Typical High
$14.13
Aetna
Setting
Professional
Modifier
None
Typical Low
$4.79
Median
$4.79
Typical High
$8.51
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$2.40
Median
$2.40
Typical High
$2.57
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$0.95
Median
$0.95
Typical High
$1.05
Ambetter
Setting
Professional
Modifier
None
Typical Low
$1.51
Median
$1.66
Typical High
$26.92
BCBS North Carolina
Setting
Facility
Modifier
None
Typical Low
$13.49
Median
$25.70
Typical High
$25.70
BCBS North Carolina
Setting
Professional
Modifier
None
Typical Low
$3.63
Median
$3.63
Typical High
$3.89
Cigna
Setting
Facility
Modifier
None
Typical Low
$4.27
Median
$13.49
Typical High
$27.54
Cigna
Setting
Professional
Modifier
None
Typical Low
$3.02
Median
$4.27
Typical High
$9.77
Medcost
Setting
Professional
Modifier
None
Typical Low
$5.01
Median
$11.48
Typical High
$16.60
Medcost
Setting
Facility
Modifier
None
Typical Low
$4.68
Median
$4.79
Typical High
$12.59
Medcost
Setting
Professional
Modifier
None
Typical Low
$4.79
Median
$8.51
Typical High
$10.96
United
Setting
Professional
Modifier
None
Typical Low
$2.51
Median
$4.17
Typical High
$8.13

Where North Carolina sits

The same service costs 14.5 times more in Minnesota than in Maryland. 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.

North Carolina· 49th of 51

$4.79

MN $64.57MD $4.47

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.