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White Cell Chemotaxis Assay

Missouri 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?

$16.98

Typical negotiated rate. In Missouri, July 2026.

Insurers have agreed to pay about $16.98 for this service. The price depends on where it is billed: about $14.13 from a physician practice, and about $21.88 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$14.13$9.77 to $25.70
FacilityA hospital or hospital-owned outpatient department$21.88$15.85 to $28.18

How much rates vary

Facilitymedian $22 · 10th to 90th $15 to $37Professionalmedian $14 · 10th to 90th $8 to $35
$10$20$50$100facility $22professional $14

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
$15.49
Median
$26.92
Typical High
$34.67
Aetna
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$15.49
Typical High
$34.67
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$15.85
Median
$15.85
Typical High
$56.23
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$7.94
Median
$12.30
Typical High
$38.02
BCBS
Setting
Facility
Modifier
Global
Typical Low
$27.54
Median
$28.18
Typical High
$33.11
Cigna
Setting
Facility
Modifier
Global
Typical Low
$20.89
Median
$30.90
Typical High
$89.13
Cigna
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$15.14
Typical High
$41.69
Medica
Setting
Facility
Modifier
Global
Typical Low
$14.45
Median
$27.54
Typical High
$100.00
Medica
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$9.55
Typical High
$19.50
United
Setting
Facility
Modifier
Global
Typical Low
$9.12
Median
$15.85
Typical High
$21.38
United
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$11.75
Typical High
$21.38

Where Missouri 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.

Missouri· 25th of 51

$16.98

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.