go back

White Blood Cell Alkaline Phosphatase Stain

Illinois rates for HCPCS 85540

A blood sample is treated with a stain that reveals how much of an enzyme called alkaline phosphatase sits inside the white blood cells, and the stained cells are then scored under a microscope. The pattern helps separate different reasons for a high white blood cell count.

Rates data updated October 2026.

How much does White Blood Cell Alkaline Phosphatase Stain cost?

$7.08

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $7.08 for this service. The price depends on where it is billed: about $6.61 from a physician practice, and about $19.05 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$6.61$3.89 to $7.41
FacilityA hospital or hospital-owned outpatient department$19.05$11.48 to $28.84

How much rates vary

Facilitymedian $19 · 10th to 90th $10 to $50Professionalmedian $7 · 10th to 90th $3 to $14
$5$10$20$50$100facility $19professional $7

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$7.08
Median
$13.49
Typical High
$26.30
Aetna
Setting
Professional
Modifier
None
Typical Low
$7.08
Median
$7.08
Typical High
$10.23
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$11.22
Median
$18.62
Typical High
$89.13
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$3.47
Median
$5.89
Typical High
$6.61
Cigna
Setting
Facility
Modifier
None
Typical Low
$9.55
Median
$19.95
Typical High
$35.48
Cigna
Setting
Professional
Modifier
None
Typical Low
$4.47
Median
$10.23
Typical High
$15.49
Hally Health
Setting
Professional
Modifier
None
Typical Low
$9.12
Median
$15.14
Typical High
$93.33
Hally Health
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
None
Typical Low
$11.22
Median
$11.22
Typical High
$11.22
Molina
Setting
Professional
Modifier
None
Typical Low
$4.68
Median
$4.68
Typical High
$10.72
United
Setting
Facility
Modifier
None
Typical Low
$8.51
Median
$10.23
Typical High
$21.88
United
Setting
Professional
Modifier
None
Typical Low
$3.63
Median
$6.61
Typical High
$9.33
4 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Facility
Modifier
52 · Reduced service
Typical Low
$3.55
Median
$6.31
Typical High
$12.88
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$1.41
Median
$2.51
Typical High
$5.25
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$3.55
Median
$3.55
Typical High
$4.27
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.41
Median
$1.41
Typical High
$1.74

Where Illinois sits

The same service costs 4.1 times more in Kansas 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.

Illinois· 40th of 51

$7.08

KS $26.30MD $6.46

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.