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Giardia Stool Antigen Test

North Carolina 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 October 2026.

How much does Giardia Stool Antigen Test cost?

$9.55

Typical negotiated rate. In North Carolina, October 2026.

Insurers have agreed to pay about $9.55 for this service. The price depends on where it is billed: about $9.55 from a physician practice, and about $13.18 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$9.55$7.76 to $12.02
FacilityA hospital or hospital-owned outpatient department$13.18$9.55 to $25.70

How much rates vary

Facilitymedian $13 · 10th to 90th $10 to $50Professionalmedian $10 · 10th to 90th $6 to $17
$10$20$50facility $13professional $10

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
$9.55
Median
$11.48
Typical High
$28.18
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.55
Median
$9.55
Typical High
$13.49
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$4.79
Median
$4.79
Typical High
$5.13
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.91
Median
$1.91
Typical High
$2.04
Ambetter
Setting
Professional
Modifier
None
Typical Low
$8.32
Median
$8.32
Typical High
$13.18
BCBS North Carolina
Setting
Facility
Modifier
None
Typical Low
$25.70
Median
$26.92
Typical High
$50.12
BCBS North Carolina
Setting
Professional
Modifier
None
Typical Low
$8.91
Median
$14.79
Typical High
$14.79
Cigna
Setting
Facility
Modifier
None
Typical Low
$8.51
Median
$26.30
Typical High
$54.95
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.17
Median
$8.13
Typical High
$18.20
Medcost
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$26.30
Typical High
$26.30
Medcost
Setting
Facility
Modifier
None
Typical Low
$9.33
Median
$9.55
Typical High
$23.99
Medcost
Setting
Professional
Modifier
None
Typical Low
$9.33
Median
$16.60
Typical High
$43.65
United
Setting
Professional
Modifier
None
Typical Low
$5.01
Median
$7.94
Typical High
$15.49

Where North Carolina sits

The same service costs 4.7 times more in Alaska than in New Jersey. 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.

North Carolina· 48th of 51

$9.55

AK $39.81NJ $8.51

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.