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Unlisted Immune System Laboratory Test

Maryland rates for HCPCS 86849

Covers a laboratory test of the immune system when the test performed has no standard named entry of its own. A blood or other sample is examined for immune-related substances such as antibodies or cell markers. The laboratory sets out in a written report exactly which test was run.

Rates data updated July 2026.

How much does Unlisted Immune System Laboratory Test cost?

$288

Typical facility fee. In Maryland, July 2026.

Insurers have agreed to pay about $288 for this service. Most negotiated rates run $50.12 to $331.

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 3 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $331 · 10th to 90th $251 to $372Professionalmedian $50 · 10th to 90th $50 to $60
$50$100$200$500facility $331professional $50

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
$251.19
Median
$331.13
Typical High
$371.54
Aetna
Setting
Professional
Modifier
Global
Typical Low
$50.12
Median
$50.12
Typical High
$60.26
United
Setting
Facility
Modifier
Global
Typical Low
$31.62
Median
$31.62
Typical High
$31.62
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$758.58
Median
$758.58
Typical High
$758.58

Where Maryland sits

The same service costs 371.5 times more in Virginia than in Kentucky. 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.

Maryland· 5th of 51

$288

VA $389KY $1.05

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.