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C. Diff Toxin Stool Test

Maryland rates for HCPCS 87324

This laboratory test checks a stool sample for toxins produced by Clostridioides difficile, a bacterium that can cause severe diarrhea and colon inflammation, often after antibiotic use disrupts the normal gut bacteria. A positive result helps confirm this specific infection so it can be treated appropriately.

Rates data updated July 2026.

How much does C. Diff Toxin Stool Test cost?

$11.22

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $11.22 for this service. The price depends on where it is billed: about $10.96 from a physician practice, and about $67.61 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 6 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$9.33 to $14.45
FacilityA hospital or hospital-owned outpatient department$67.61$10.72 to $81.28

How much rates vary

Facilitymedian $68 · 10th to 90th $9 to $93Professionalmedian $11 · 10th to 90th $8 to $65
$10$20$50$100facility $68professional $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
$8.91
Median
$67.61
Typical High
$93.33
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$10.96
Typical High
$64.57
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$3.31
Median
$9.55
Typical High
$11.75
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6.31
Median
$8.32
Typical High
$15.49
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.61
Median
$12.02
Typical High
$29.51
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$14.45
Typical High
$23.44
United
Setting
Facility
Modifier
Global
Typical Low
$5.01
Median
$5.75
Typical High
$14.13
United
Setting
Professional
Modifier
Global
Typical Low
$5.37
Median
$6.92
Typical High
$14.13
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$8.32
Typical High
$17.78

Where Maryland sits

The same service costs 11.0 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.

Maryland· 44th of 51

$11.22

WV $97.72DC $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.