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Blood Clotting Time Test for Clotting Disorders

California 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 July 2026.

Facilitymedian $25 · 10th–90th $7$910%5%10%10th90th$25Professionalmedian $11 · 10th–90th $6$330%10%20%10th90th$11$2.0$10.0$50.0$200.0$1.0K$5.0K

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$6.46
Median
$22.91
Typical High
$95.50
Aetna
Setting
Professional
Modifier
Global
Typical Low
$7.24
Median
$11.22
Typical High
$46.77
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$5.89
Typical High
$6.61
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$5.50
Median
$24.55
Typical High
$47.86
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$7.94
Typical High
$28.84
Blue Shield
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$66.07
Typical High
$134.90
Blue Shield
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$10.96
Typical High
$27.54
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7.24
Median
$16.98
Typical High
$35.48
Cigna
Setting
Professional
Modifier
Global
Typical Low
$5.62
Median
$11.22
Typical High
$23.99
Contra Costa Health
Setting
Professional
Modifier
Global
Typical Low
$8.51
Median
$9.55
Typical High
$15.49
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$9.55
Typical High
$21.88
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$60.26
Median
$63.10
Typical High
$67.61
Lucent Health
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$11.22
Typical High
$16.98
Molina
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$5.75
Typical High
$11.48
Providence
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$11.48
Typical High
$29.51
Providence
Setting
Professional
Modifier
Global
Typical Low
$5.62
Median
$8.71
Typical High
$23.99
Sutter Health Plus
Setting
Professional
Modifier
Global
Typical Low
$33.88
Median
$33.88
Typical High
$33.88
The Alliance
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$9.77
Typical High
$16.22
United
Setting
Facility
Modifier
Global
Typical Low
$3.98
Median
$7.08
Typical High
$14.45
United
Setting
Professional
Modifier
Global
Typical Low
$3.98
Median
$5.75
Typical High
$19.95