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Giardia Stool Antigen Test

South 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?

$16.98

Typical negotiated rate. In South Carolina, October 2026.

Insurers have agreed to pay about $16.98 for this service. The price depends on where it is billed: about $16.98 from a physician practice, and about $46.77 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$16.98$12.02 to $22.39
FacilityA hospital or hospital-owned outpatient department$46.77$22.91 to $79.43

How much rates vary

Facilitymedian $47 · 10th to 90th $12 to $100Professionalmedian $17 · 10th to 90th $8 to $30
$10$20$50$100$200facility $47professional $17

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
$9.33
Median
$12.02
Typical High
$25.12
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.33
Median
$9.33
Typical High
$10.96
BCBS South Carolina
Setting
Facility
Modifier
None
Typical Low
$26.30
Median
$63.10
Typical High
$125.89
BCBS South Carolina
Setting
Professional
Modifier
None
Typical Low
$12.02
Median
$16.98
Typical High
$30.20
Cigna
Setting
Facility
Modifier
None
Typical Low
$22.91
Median
$35.48
Typical High
$74.13
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$7.76
Typical High
$14.45
Medcost
Setting
Facility
Modifier
None
Typical Low
$8.91
Median
$12.59
Typical High
$87.10
Medcost
Setting
Professional
Modifier
None
Typical Low
$14.45
Median
$20.42
Typical High
$21.88
United
Setting
Facility
Modifier
None
Typical Low
$10.72
Median
$10.72
Typical High
$14.45
United
Setting
Professional
Modifier
None
Typical Low
$5.01
Median
$8.51
Typical High
$16.60
2 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$4.68
Median
$4.68
Typical High
$4.79
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.86
Median
$1.86
Typical High
$1.91

Where South 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.

South Carolina· 12th 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.