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Rapid Antibody Test, Single-Step Method

Illinois 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?

$18.20

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $18.20 for this service. The price depends on where it is billed: about $16.98 from a physician practice, and about $29.51 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$16.98$13.80 to $19.95
FacilityA hospital or hospital-owned outpatient department$29.51$18.62 to $37.15

How much rates vary

Facilitymedian $30 · 10th to 90th $15 to $72Professionalmedian $17 · 10th to 90th $3 to $32
$5$10$20$50$100$200facility $30professional $17

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
$14.79
Median
$28.18
Typical High
$54.95
Aetna
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$16.98
Typical High
$33.11
BCBS
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$40.74
Typical High
$218.78
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$13.80
Typical High
$18.20
Cigna
Setting
Facility
Modifier
Global
Typical Low
$17.78
Median
$37.15
Typical High
$83.18
Cigna
Setting
Professional
Modifier
Global
Typical Low
$9.33
Median
$19.50
Typical High
$26.92
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$19.05
Median
$26.30
Typical High
$81.28
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$23.44
Median
$23.44
Typical High
$23.44
Molina
Setting
Professional
Modifier
Global
Typical Low
$22.39
Median
$22.39
Typical High
$22.39
United
Setting
Facility
Modifier
Global
Typical Low
$10.96
Median
$18.20
Typical High
$36.31
United
Setting
Professional
Modifier
Global
Typical Low
$10.96
Median
$14.45
Typical High
$19.05

Where Illinois 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.

Illinois· 26th of 51

$18.20

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.