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Antithrombin Blood Test

Washington rates for HCPCS 85301

A blood test that assesses antithrombin, a protein the body makes to keep clotting from running away with itself. A low result points to a greater tendency to form clots, which can be inherited or can develop from liver disease, a recent clot, or certain medicines. It is usually ordered after an unexplained clot or when clots run in the family.

Rates data updated July 2026.

Facilitymedian $21 · 10th–90th $11$680%10%10th90th$21Professionalmedian $10 · 10th–90th $6$230%20%10th90th$10$5.0$10.0$20.0$50.0$100.0$200.0

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
$10.72
Median
$25.12
Typical High
$97.72
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$10.23
Typical High
$70.79
Asuris Northwest Health
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$13.49
Typical High
$29.51
Asuris Northwest Health
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$9.77
Typical High
$10.96
Cigna
Setting
Facility
Modifier
Global
Typical Low
$11.22
Median
$22.91
Typical High
$38.90
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$11.48
Typical High
$16.98
Molina
Setting
Professional
Modifier
Global
Typical Low
$6.92
Median
$9.55
Typical High
$64.57
Pacific Source
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$10.72
Typical High
$21.38
Pacific Source
Setting
Professional
Modifier
Global
Typical Low
$10.72
Median
$10.72
Typical High
$12.02
Premera BCBS
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$19.05
Typical High
$29.51
Premera BCBS
Setting
Professional
Modifier
Global
Typical Low
$9.77
Median
$9.77
Typical High
$12.88
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$16.22
Typical High
$29.51
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$9.77
Typical High
$10.72
United
Setting
Facility
Modifier
Global
Typical Low
$10.23
Median
$12.88
Typical High
$12.88
United
Setting
Professional
Modifier
Global
Typical Low
$4.57
Median
$6.17
Typical High
$12.88
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$5.62
Typical High
$19.50