go back

Rapid Single-Step Immunoassay

Alabama rates for HCPCS 83518

A quick laboratory test that uses antibodies fixed on a strip or cartridge to detect a substance in a sample. The result appears in one step, as a line or color change, giving a yes-or-no or rough-level answer rather than an exact measurement. What is being looked for depends on what the doctor ordered.

Rates data updated July 2026.

How much does Rapid Single-Step Immunoassay cost?

$10.96

Typical negotiated rate. In Alabama, July 2026.

Insurers have agreed to pay about $10.96 for this service. The price depends on where it is billed: about $8.13 from a physician practice, and about $14.45 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 4 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$8.13$6.92 to $10.96
FacilityA hospital or hospital-owned outpatient department$14.45$10.96 to $19.95

How much rates vary

Facilitymedian $14 · 10th to 90th $9 to $25Professionalmedian $8 · 10th to 90th $6 to $11
$5$10$20$50facility $14professional $8

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
$9.55
Median
$10.96
Typical High
$19.50
Aetna
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$8.13
Typical High
$10.96
BCBS
Setting
Facility
Modifier
Global
Typical Low
$16.60
Median
$19.95
Typical High
$26.92
BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$5.37
Typical High
$7.41
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7.59
Median
$8.91
Typical High
$30.90
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$6.76
Typical High
$30.20
United
Setting
Facility
Modifier
Global
Typical Low
$5.01
Median
$8.71
Typical High
$10.72
United
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$6.03
Typical High
$10.23

Where Alabama sits

The same service costs 2.6 times more in South Dakota than in Washington, DC. 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.

Alabama· 17th of 51

$10.96

SD $18.62DC $7.24

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.