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Antithrombin Activity Test

Washington, DC rates for HCPCS 85300

This blood test measures how well a natural protein that helps regulate blood clotting is working. It is used to help investigate an unexplained tendency to form blood clots.

Rates data updated July 2026.

Facilitymedian $69 · 10th–90th $9$1410%10%10th90th$69Professionalmedian $9 · 10th–90th $9$340%50%90th$9$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
$8.91
Median
$69.18
Typical High
$147.91
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$8.91
Typical High
$8.91
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$27.54
Median
$48.98
Typical High
$131.83
Cigna
Setting
Facility
Modifier
Global
Typical Low
$19.05
Median
$19.95
Typical High
$44.67
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$13.49
Typical High
$91.20
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$23.99
United
Setting
Facility
Modifier
Global
Typical Low
$6.92
Median
$14.13
Typical High
$40.74
United
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$7.59
Typical High
$16.60