go back

White Cell Chemotaxis Assay

Texas 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?

$15.85

Typical negotiated rate. In Texas, July 2026.

Insurers have agreed to pay about $15.85 for this service. The price depends on where it is billed: about $12.02 from a physician practice, and about $23.99 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 9 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$12.02$10.00 to $15.85
FacilityA hospital or hospital-owned outpatient department$23.99$15.85 to $60.26

How much rates vary

Facilitymedian $24 · 10th to 90th $10 to $76Professionalmedian $12 · 10th to 90th $9 to $22
$10$20$50$100facility $24professional $12

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
$10.47
Median
$28.18
Typical High
$75.86
Aetna
Setting
Professional
Modifier
Global
Typical Low
$9.55
Median
$12.02
Typical High
$22.39
Christus
Setting
Facility
Modifier
Global
Typical Low
$15.85
Median
$15.85
Typical High
$18.62
Cigna
Setting
Facility
Modifier
Global
Typical Low
$17.78
Median
$35.48
Typical High
$85.11
Cigna
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$11.75
Typical High
$26.92
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$75.86
Median
$75.86
Typical High
$100.00
Lucent Health
Setting
Professional
Modifier
Global
Typical Low
$32.36
Median
$32.36
Typical High
$32.36
Moda Health
Setting
Facility
Modifier
Global
Typical Low
$12.88
Median
$15.85
Typical High
$19.95
Moda Health
Setting
Professional
Modifier
Global
Typical Low
$14.45
Median
$15.85
Typical High
$20.89
Molina
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$13.49
Typical High
$13.49
Providence
Setting
Facility
Modifier
Global
Typical Low
$12.88
Median
$17.38
Typical High
$47.86
Providence
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$11.75
Typical High
$26.30
United
Setting
Facility
Modifier
Global
Typical Low
$6.03
Median
$15.85
Typical High
$19.05
United
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$9.33
Typical High
$16.60
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$6.31
Median
$10.96
Typical High
$21.38

Where Texas 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.

Texas· 30th of 51

$15.85

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.