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Giardia Stool Antigen Test

Idaho 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?

$20.42

Typical negotiated rate. In Idaho, July 2026.

Insurers have agreed to pay about $20.42 for this service. The price depends on where it is billed: about $12.02 from a physician practice, and about $33.88 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$12.02$11.22 to $23.44
FacilityA hospital or hospital-owned outpatient department$33.88$18.62 to $43.65

How much rates vary

Facilitymedian $34 · 10th to 90th $12 to $72Professionalmedian $12 · 10th to 90th $8 to $25
$10.0$20.0$50.0$100.0facility $34professional $12

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
$26.92
Median
$42.66
Typical High
$141.25
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$13.80
Typical High
$25.12
BCBS
Setting
Facility
Modifier
Global
Typical Low
$17.78
Median
$39.81
Typical High
$63.10
BCBS
Setting
Professional
Modifier
Global
Typical Low
$10.23
Median
$12.02
Typical High
$85.11
Cigna
Setting
Facility
Modifier
Global
Typical Low
$9.33
Median
$25.12
Typical High
$46.77
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.24
Median
$8.91
Typical High
$16.98
Moda Health
Setting
Facility
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$15.49
Moda Health
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$14.45
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$17.78
Median
$23.99
Typical High
$42.66
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$9.77
Median
$10.23
Typical High
$12.59
Select Health
Setting
Facility
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$29.51
Select Health
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$12.02
United
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$7.08
Typical High
$19.95

Where Idaho 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.

Idaho $20.42 · 10th 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.