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Rapid Single-Step Immunoassay

Pennsylvania 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?

$9.12

Typical negotiated rate. In Pennsylvania, July 2026.

Insurers have agreed to pay about $9.12 for this service. The price depends on where it is billed: about $7.76 from a physician practice, and about $22.39 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 9 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$7.76$7.59 to $9.12
FacilityA hospital or hospital-owned outpatient department$22.39$12.88 to $28.84

How much rates vary

Facilitymedian $22 · 10th to 90th $8 to $45Professionalmedian $8 · 10th to 90th $6 to $15
$5$10$20$50$100facility $22professional $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
$8.13
Median
$22.39
Typical High
$36.31
Aetna
Setting
Professional
Modifier
Global
Typical Low
$6.61
Median
$7.76
Typical High
$14.79
Capital Blue Cross
Setting
Facility
Modifier
Global
Typical Low
$44.67
Median
$60.26
Typical High
$8,511.38
Capital Blue Cross
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$7.59
Typical High
$8.32
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6.92
Median
$14.13
Typical High
$32.36
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$10.72
Typical High
$15.14
Emblem Health
Setting
Professional
Modifier
Global
Typical Low
$4.57
Median
$5.75
Typical High
$13.80
Geisinger
Setting
Facility
Modifier
Global
Typical Low
$9.55
Median
$9.55
Typical High
$9.55
Geisinger
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$9.55
Typical High
$16.60
Highmark BCBS
Setting
Facility
Modifier
Global
Typical Low
$27.54
Median
$27.54
Typical High
$27.54
Highmark BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$5.75
Typical High
$5.75
Martin's Point
Setting
Facility
Modifier
Global
Typical Low
$7.76
Median
$22.39
Typical High
$36.31
Martin's Point
Setting
Professional
Modifier
Global
Typical Low
$6.61
Median
$7.76
Typical High
$23.99
UPMC Health Plan
Setting
Facility
Modifier
Global
Typical Low
$18.62
Median
$57.54
Typical High
$120.23
UPMC Health Plan
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.02
Typical High
$12.02
United
Setting
Facility
Modifier
Global
Typical Low
$5.25
Median
$9.55
Typical High
$11.48
United
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$9.55
Typical High
$14.79

Where Pennsylvania 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.

Pennsylvania· 32nd of 51

$9.12

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.