go back

C. Diff Toxin Gene Test

Washington, DC rates for HCPCS 87493

This laboratory test looks for the genetic material of the toxin-producing form of Clostridioides difficile bacteria in a stool sample, using a technique that amplifies small amounts of genetic material so it can be detected. It is used to determine whether a Clostridioides difficile infection is causing diarrhea or colon inflammation.

Rates data updated July 2026.

How much does C. Diff Toxin Gene Test cost?

$75.86

Typical negotiated rate. In Washington, DC, July 2026.

Insurers have agreed to pay about $75.86 for this service. The price depends on where it is billed: about $28.18 from a physician practice, and about $214 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 5 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$28.18$28.18 to $69.18
FacilityA hospital or hospital-owned outpatient department$214$148 to $229

How much rates vary

Facilitymedian $214 · 10th to 90th $120 to $245Professionalmedian $28 · 10th to 90th $22 to $158
$20$50$100$200facility $214professional $28

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
$128.82
Median
$213.80
Typical High
$245.47
Aetna
Setting
Professional
Modifier
Global
Typical Low
$28.18
Median
$28.18
Typical High
$28.84
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$26.92
Median
$102.33
Typical High
$354.81
Cigna
Setting
Facility
Modifier
Global
Typical Low
$60.26
Median
$63.10
Typical High
$141.25
Cigna
Setting
Professional
Modifier
Global
Typical Low
$22.39
Median
$43.65
Typical High
$169.82
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$42.66
Median
$67.61
Typical High
$75.86
United
Setting
Facility
Modifier
Global
Typical Low
$20.89
Median
$44.67
Typical High
$120.23
United
Setting
Professional
Modifier
Global
Typical Low
$15.49
Median
$60.26
Typical High
$95.50

Where Washington, DC sits

The same service costs 4.7 times more in West Virginia than in Oklahoma. 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.

Washington, DC· 13th of 51

$75.86

WV $166OK $35.48

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.