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Legionella Fluorescent Antigen Test

Louisiana rates for HCPCS 87278

A laboratory test that looks for Legionella pneumophila, the bacterium behind Legionnaires' disease, in a sample taken from the lungs or airway. The sample is treated with antibodies carrying a fluorescent tag and examined under a special microscope, so the bacteria glow if they are present. It is used when a severe pneumonia may be caused by this organism.

Rates data updated October 2026.

How much does Legionella Fluorescent Antigen Test cost?

$17.78

Typical negotiated rate. In Louisiana, October 2026.

Insurers have agreed to pay about $17.78 for this service. The price depends on where it is billed: about $14.13 from a physician practice, and about $28.18 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$14.13$7.08 to $17.38
FacilityA hospital or hospital-owned outpatient department$28.18$18.62 to $38.90

How much rates vary

Facilitymedian $28 · 10th to 90th $15 to $51Professionalmedian $14 · 10th to 90th $7 to $20
$10$20$50$100facility $28professional $14

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$16.60
Median
$21.38
Typical High
$79.43
Aetna
Setting
Facility
Modifier
52 · Reduced service
Typical Low
$8.32
Median
$10.72
Typical High
$39.81
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$3.31
Median
$4.27
Typical High
$15.85
Aetna
Setting
Professional
Modifier
None
Typical Low
$15.14
Median
$19.05
Typical High
$20.42
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$8.32
Median
$9.33
Typical High
$10.23
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$3.31
Median
$3.80
Typical High
$4.07
BCBS Louisiana
Setting
Facility
Modifier
None
Typical Low
$16.98
Median
$28.84
Typical High
$47.86
BCBS Louisiana
Setting
Professional
Modifier
None
Typical Low
$11.75
Median
$16.98
Typical High
$17.78
Christus
Setting
Facility
Modifier
None
Typical Low
$39.81
Median
$39.81
Typical High
$39.81
Cigna
Setting
Facility
Modifier
None
Typical Low
$15.14
Median
$33.88
Typical High
$72.44
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.92
Median
$7.94
Typical High
$17.78
United
Setting
Facility
Modifier
None
Typical Low
$6.61
Median
$14.13
Typical High
$15.49
United
Setting
Professional
Modifier
None
Typical Low
$6.46
Median
$7.08
Typical High
$19.05

Where Louisiana sits

The same service costs 3.6 times more in Kansas than in Nebraska. 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.

Louisiana· 13th of 51

$17.78

KS $38.02NE $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.