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White Cell Chemotaxis Assay

North Carolina rates for HCPCS 86155

A laboratory test that measures how well white blood cells move towards a chemical signal, the way they normally travel to the site of an infection. Sluggish movement points to a defect in the immune system's ability to bring defending cells where they are needed.

Rates data updated July 2026.

How much does White Cell Chemotaxis Assay cost?

$12.88

Typical negotiated rate. In North Carolina, July 2026.

Insurers have agreed to pay about $12.88 for this service. The price depends on where it is billed: about $12.88 from a physician practice, and about $17.38 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 6 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$12.88$12.59 to $14.13
FacilityA hospital or hospital-owned outpatient department$17.38$13.80 to $37.15

How much rates vary

Facilitymedian $17 · 10th to 90th $12 to $54Professionalmedian $13 · 10th to 90th $11 to $21
$10$20$50$100facility $17professional $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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$12.88
Median
$15.49
Typical High
$50.12
Aetna
Setting
Professional
Modifier
Global
Typical Low
$12.59
Median
$12.88
Typical High
$20.89
BCBS
Setting
Facility
Modifier
Global
Typical Low
$36.31
Median
$69.18
Typical High
$69.18
BCBS
Setting
Professional
Modifier
Global
Typical Low
$9.55
Median
$11.22
Typical High
$20.89
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.96
Median
$30.90
Typical High
$72.44
Cigna
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$10.96
Typical High
$23.99
Medcost
Setting
Professional
Modifier
Global
Typical Low
$13.18
Median
$13.18
Typical High
$51.29
Medcost
Setting
Facility
Modifier
Global
Typical Low
$9.55
Median
$17.38
Typical High
$30.90
Medcost
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$19.05
Typical High
$21.38
United
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$20.89
Typical High
$28.18
United
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$11.22
Typical High
$22.39
Wellcare
Setting
Facility
Modifier
Global
Typical Low
$75.86
Median
$75.86
Typical High
$100.00

Where North Carolina sits

The same service costs 2.4 times more in Hawaii than in Maryland. 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.

North Carolina· 47th of 51

$12.88

HI $28.84MD $12.02

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.