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Rapid Single-Step Immunoassay

Wyoming 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?

$14.45

Typical negotiated rate. In Wyoming, July 2026.

Insurers have agreed to pay about $14.45 for this service. The price depends on where it is billed: about $13.49 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$13.49$12.02 to $30.90
FacilityA hospital or hospital-owned outpatient department$14.45$10.47 to $17.38

How much rates vary

Facilitymedian $14 · 10th to 90th $10 to $19Professionalmedian $13 · 10th to 90th $10 to $31
$10$20facility $14professional $13

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. Small sample; interpret with caution. 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
$9.55
Typical High
$9.55
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$9.55
Typical High
$13.49
BCBS
Setting
Facility
Modifier
Global
Typical Low
$14.45
Median
$14.45
Typical High
$17.38
BCBS
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$15.14
Typical High
$30.90
Cigna
Setting
Facility
Modifier
Global
Typical Low
$19.50
Median
$19.50
Typical High
$19.50
Cigna
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$9.12
Typical High
$15.49
United
Setting
Facility
Modifier
Global
Typical Low
$10.47
Median
$10.47
Typical High
$10.47
United
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$7.08
Typical High
$11.75

Where Wyoming 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.

Wyoming· 4th of 51

$14.45

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.