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Stool Test for Parasitic Infection Antigen

Illinois rates for HCPCS 87328

This laboratory test checks a stool sample for a specific antigen produced by a parasite that can cause intestinal infection and diarrhea. It offers a faster result than culturing the organism directly, helping guide prompt treatment.

Rates data updated July 2026.

How much does Stool Test for Parasitic Infection Antigen cost?

$19.95

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $19.95 for this service. The price depends on where it is billed: about $10.96 from a physician practice, and about $34.67 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$10.96$9.55 to $14.13
FacilityA hospital or hospital-owned outpatient department$34.67$20.89 to $91.20

How much rates vary

Facilitymedian $35 · 10th to 90th $14 to $120Professionalmedian $11 · 10th to 90th $3 to $28
$5$10$20$50$100$200facility $35professional $11

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
$13.49
Median
$44.67
Typical High
$120.23
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.72
Median
$11.22
Typical High
$28.18
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$8.51
Median
$8.51
Typical High
$15.85
BCBS
Setting
Facility
Modifier
Global
Typical Low
$17.38
Median
$32.36
Typical High
$131.83
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$9.55
Typical High
$10.72
Cigna
Setting
Facility
Modifier
Global
Typical Low
$13.49
Median
$30.20
Typical High
$64.57
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.24
Median
$16.22
Typical High
$25.12
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$15.14
Median
$24.55
Typical High
$154.88
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$17.78
Median
$17.78
Typical High
$17.78
Molina
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$7.59
Typical High
$7.59
United
Setting
Facility
Modifier
Global
Typical Low
$9.55
Median
$13.80
Typical High
$27.54
United
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$9.12
Typical High
$14.13

Where Illinois sits

The same service costs 4.8 times more in West Virginia than in Washington, DC. 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.

Illinois· 11th of 51

$19.95

WV $50.12DC $10.47

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.