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Blood Clotting Time Test for Clotting Disorders

Montana rates for HCPCS 85613

This blood test measures how long it takes blood to clot under specific laboratory conditions, using a diluted testing method that helps identify certain antibody-related clotting disorders. It is often used as part of a workup for unexplained blood clots or pregnancy complications linked to an autoimmune clotting problem.

Rates data updated October 2026.

How much does Blood Clotting Time Test for Clotting Disorders cost?

$13.80

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $13.80 for this service. The price depends on where it is billed: about $12.88 from a physician practice, and about $16.60 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$12.88$8.71 to $13.80
FacilityA hospital or hospital-owned outpatient department$16.60$13.80 to $18.62

How much rates vary

Facilitymedian $17 · 10th to 90th $13 to $26Professionalmedian $13 · 10th to 90th $4 to $17
$5$10$20$50facility $17professional $13

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
$12.02
Median
$19.05
Typical High
$114.82
Aetna
Setting
Professional
Modifier
None
Typical Low
$10.96
Median
$10.96
Typical High
$11.22
BCBS Montana
Setting
Facility
Modifier
None
Typical Low
$12.88
Median
$12.88
Typical High
$33.11
BCBS Montana
Setting
Professional
Modifier
None
Typical Low
$12.88
Median
$12.88
Typical High
$12.88
Cigna
Setting
Facility
Modifier
None
Typical Low
$13.80
Median
$14.45
Typical High
$28.18
Cigna
Setting
Professional
Modifier
None
Typical Low
$11.22
Median
$13.80
Typical High
$13.80
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$12.02
Median
$16.60
Typical High
$22.39
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$12.88
Median
$14.45
Typical High
$17.78
Providence
Setting
Facility
Modifier
None
Typical Low
$13.80
Median
$13.80
Typical High
$28.18
Providence
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$8.71
Typical High
$13.80
United
Setting
Professional
Modifier
None
Typical Low
$3.98
Median
$3.98
Typical High
$9.55

Where Montana sits

The same service costs 5.9 times more in Alaska than in Alabama. 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.

Montana· 11th of 51

$13.80

AK $32.36AL $5.50

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.