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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 July 2026.

How much does Giardia Stool Antigen Test cost?

$22.91

Typical negotiated rate. In South Dakota, July 2026.

Insurers have agreed to pay about $22.91 for this service. The price depends on where it is billed: about $13.49 from a physician practice, and about $63.10 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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 7 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$13.49$10.96 to $64.57
FacilityA hospital or hospital-owned outpatient department$63.10$22.91 to $75.86

How much rates vary

Facilitymedian $63 · 10th to 90th $14 to $78Professionalmedian $13 · 10th to 90th $10 to $81
$10.0$20.0$50.0$100.0facility $63professional $13

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$33.88
Median
$63.10
Typical High
$77.62
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.23
Median
$13.49
Typical High
$81.28
Avera
Setting
Facility
Modifier
Global
Typical Low
$10.96
Median
$12.02
Typical High
$17.78
Avera
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$12.59
Cigna
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$22.91
Cigna
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$22.91
Typical High
$28.18
Medica
Setting
Facility
Modifier
Global
Typical Low
$11.48
Median
$21.88
Typical High
$162.18
Medica
Setting
Professional
Modifier
Global
Typical Low
$7.24
Median
$8.32
Typical High
$16.60
Sanford Health Plan
Setting
Professional
Modifier
Global
Typical Low
$17.78
Median
$28.84
Typical High
$33.11
United
Setting
Facility
Modifier
Global
Typical Low
$14.45
Median
$14.45
Typical High
$14.45
United
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$10.72
Typical High
$16.60
Wellmark
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$12.02

Where South Dakota sits

The same service costs 7.4 times more in West Virginia than in Washington, DC. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

South Dakota $22.91 · 6th of 51
WV $66.07DC $8.91

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.