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Giardia Stool Antigen Test

South Dakota 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?

$16.98

Typical negotiated rate. In South Dakota, October 2026.

Insurers have agreed to pay about $16.98 for this service. The price depends on where it is billed: about $13.49 from a physician practice, and about $45.71 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$13.49$8.32 to $23.99
FacilityA hospital or hospital-owned outpatient department$45.71$18.62 to $100

How much rates vary

Facilitymedian $46 · 10th to 90th $13 to $100Professionalmedian $13 · 10th to 90th $8 to $28
$10$20$50$100facility $46professional $13

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$56.23
Median
$56.23
Typical High
$100.00
Aetna
Setting
Professional
Modifier
None
Typical Low
$7.94
Median
$7.94
Typical High
$11.22
Cigna
Setting
Facility
Modifier
None
Typical Low
$22.91
Median
$22.91
Typical High
$22.91
Cigna
Setting
Professional
Modifier
None
Typical Low
$13.49
Median
$22.91
Typical High
$28.18
Medica
Setting
Facility
Modifier
None
Typical Low
$13.49
Median
$18.62
Typical High
$154.88
Medica
Setting
Professional
Modifier
None
Typical Low
$7.24
Median
$10.72
Typical High
$16.60
Sanford Health Plan
Setting
Professional
Modifier
None
Typical Low
$19.95
Median
$28.18
Typical High
$33.11
United
Setting
Professional
Modifier
None
Typical Low
$5.01
Median
$8.32
Typical High
$14.45
Wellmark
Setting
Professional
Modifier
None
Typical Low
$12.02
Median
$12.02
Typical High
$12.02

Where South Dakota 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.

South Dakota· 11th of 51

$16.98

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.