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General-Purpose Immunoassay Lab Test

North Carolina rates for HCPCS 83516

A laboratory test that uses an antibody-based method to detect and measure a specific substance in a sample, applied when there is no more specific, dedicated test already established for that particular substance. It is a general-purpose test format applied to a wide range of possible substances rather than one single, named analyte.

Rates data updated July 2026.

How much does General-Purpose Immunoassay Lab Test cost?

$18.62

Typical negotiated rate. In North Carolina, July 2026.

Insurers have agreed to pay about $18.62 for this service. The price depends on where it is billed: about $11.48 from a physician practice, and about $53.70 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 8 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$11.48$9.12 to $14.79
FacilityA hospital or hospital-owned outpatient department$53.70$21.38 to $110

How much rates vary

Facilitymedian $54 · 10th to 90th $10 to $219Professionalmedian $11 · 10th to 90th $9 to $32
$5.0$20.0$100.0$500.0facility $54professional $11

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
$10.23
Median
$53.70
Typical High
$218.78
Aetna
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$11.48
Typical High
$32.36
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$7.94
Median
$7.94
Typical High
$25.70
BCBS
Setting
Facility
Modifier
Global
Typical Low
$19.50
Median
$26.30
Typical High
$42.66
BCBS
Setting
Professional
Modifier
Global
Typical Low
$7.41
Median
$7.41
Typical High
$10.47
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$22.39
Typical High
$52.48
Cigna
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$9.12
Typical High
$17.78
Medcost
Setting
Professional
Modifier
Global
Typical Low
$9.55
Median
$21.38
Typical High
$47.86
Medcost
Setting
Facility
Modifier
Global
Typical Low
$9.12
Median
$10.00
Typical High
$22.39
Medcost
Setting
Professional
Modifier
Global
Typical Low
$9.33
Median
$36.31
Typical High
$39.81
Oscar Health
Setting
Facility
Modifier
Global
Typical Low
$218.78
Median
$218.78
Typical High
$218.78
United
Setting
Facility
Modifier
Global
Typical Low
$6.03
Median
$15.14
Typical High
$20.42
United
Setting
Professional
Modifier
Global
Typical Low
$5.75
Median
$7.94
Typical High
$16.22
Wellcare
Setting
Facility
Modifier
Global
Typical Low
$97.72
Median
$97.72
Typical High
$97.72

Where North Carolina sits

The same service costs 4.5 times more in South Dakota than in Nevada. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

North Carolina $18.62 · 13th of 51
SD $45.71NV $10.23

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.