go back

Unlisted Immune System Laboratory Test

Washington, DC 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?

$178

Typical facility fee. In Washington, DC, July 2026.

Insurers have agreed to pay about $178 for this service. Most negotiated rates run $100 to $275.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

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.

How much rates vary

Facilitymedian $204 · 10th to 90th $39 to $275Professionalmedian $178 · 10th to 90th $100 to $372
$50$100$200facility $204professional $178

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
$204.17
Median
$245.47
Typical High
$275.42
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$100.00
Median
$177.83
Typical High
$371.54
Cigna
Setting
Facility
Modifier
Global
Typical Low
$38.90
Median
$60.26
Typical High
$60.26
United
Setting
Facility
Modifier
Global
Typical Low
$31.62
Median
$31.62
Typical High
$31.62

Where Washington, DC 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.

Washington, DC· 14th of 51

$178

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.