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Giardia Stool Antigen Test

Nationwide rates for HCPCS 87329

This laboratory test checks a stool sample for antigens from Giardia lamblia, a parasite that can cause diarrhea and digestive symptoms after being picked up from contaminated water or food. It offers a faster and often more sensitive way to detect this parasite than examining the stool under a microscope.

Rates data updated July 2026.

Facilitymedian $30 · 10th–90th $11$1000%5%10%10th90th$30Professionalmedian $11 · 10th–90th $7$290%20%10th90th$11$0.2$2.0$20.0$200.0$2.0K$20.0K

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
$11.22
Median
$36.31
Typical High
$112.20
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$10.72
Typical High
$36.31
BCBS
Setting
Facility
Modifier
Global
Typical Low
$12.02
Median
$17.78
Typical High
$54.95
BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$7.24
Typical High
$22.39
Cigna
Setting
Facility
Modifier
Global
Typical Low
$9.77
Median
$24.55
Typical High
$54.95
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.24
Median
$14.13
Typical High
$28.18
United
Setting
Facility
Modifier
Global
Typical Low
$6.03
Median
$12.02
Typical High
$17.78
United
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$7.24
Typical High
$18.20