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Entamoeba Histolytica Antigen Test

Connecticut rates for HCPCS 87337

Looks for proteins from Entamoeba histolytica, a parasite that infects the large intestine, in a sample from the patient. The laboratory uses antibodies that latch onto the parasite's proteins and produce a color change, giving a result without having to find the organism under a microscope.

Rates data updated July 2026.

How much does Entamoeba Histolytica Antigen Test cost?

$10.96

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $10.96 for this service. The price depends on where it is billed: about $10.72 from a physician practice, and about $19.95 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$10.72$10.72 to $10.96
FacilityA hospital or hospital-owned outpatient department$19.95$14.13 to $26.92

How much rates vary

Facilitymedian $20 · 10th to 90th $12 to $35Professionalmedian $11 · 10th to 90th $6 to $15
$10$20$50facility $20professional $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
$12.02
Median
$20.89
Typical High
$35.48
Aetna
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$10.72
Typical High
$12.59
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$12.88
Median
$18.62
Typical High
$32.36
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$7.24
Typical High
$18.62
Cigna
Setting
Facility
Modifier
Global
Typical Low
$8.32
Median
$19.50
Typical High
$47.86
Cigna
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$13.49
Typical High
$18.62
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$5.62
Median
$12.02
Typical High
$17.78
United
Setting
Facility
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$12.02
United
Setting
Professional
Modifier
Global
Typical Low
$6.03
Median
$12.02
Typical High
$20.89

Where Connecticut sits

The same service costs 2.6 times more in South Dakota than in Maryland. 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.

Connecticut· 39th of 51

$10.96

SD $22.91MD $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.