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Rapid Antibody Test, Single-Step Method

Louisiana rates for HCPCS 86318

This is a quick blood test that checks for antibodies the immune system has made against a specific infection, using a simple, single-step method such as a test strip rather than a multi-step laboratory process. It is designed to give a fast answer about whether someone has been exposed to a particular infection.

Rates data updated July 2026.

How much does Rapid Antibody Test, Single-Step Method cost?

$21.88

Typical negotiated rate. In Louisiana, July 2026.

Insurers have agreed to pay about $21.88 for this service. The price depends on where it is billed: about $21.38 from a physician practice, and about $24.55 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$21.38$16.98 to $23.44
FacilityA hospital or hospital-owned outpatient department$24.55$19.50 to $45.71

How much rates vary

Facilitymedian $25 · 10th to 90th $18 to $66Professionalmedian $21 · 10th to 90th $13 to $32
$10$20$50$100facility $25professional $21

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
$19.05
Median
$24.55
Typical High
$72.44
Aetna
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$21.88
Typical High
$32.36
BCBS
Setting
Facility
Modifier
Global
Typical Low
$19.05
Median
$33.11
Typical High
$52.48
BCBS
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$19.95
Typical High
$26.92
Christus
Setting
Facility
Modifier
Global
Typical Low
$18.20
Median
$18.20
Typical High
$39.81
Cigna
Setting
Facility
Modifier
Global
Typical Low
$8.91
Median
$44.67
Typical High
$83.18
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.94
Median
$8.71
Typical High
$20.89
United
Setting
Facility
Modifier
Global
Typical Low
$7.59
Median
$16.22
Typical High
$18.20
United
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$11.22
Typical High
$22.39

Where Louisiana sits

The same service costs 2.1 times more in New Hampshire than in Florida. 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· 8th of 51

$21.88

NH $26.92FL $12.88

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.