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White Blood Cell Alkaline Phosphatase Stain

Arizona 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?

$7.24

Typical negotiated rate. In Arizona, October 2026.

Insurers have agreed to pay about $7.24 for this service. The price depends on where it is billed: about $5.13 from a physician practice, and about $16.98 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$5.13$4.57 to $6.46
FacilityA hospital or hospital-owned outpatient department$16.98$8.32 to $26.30

How much rates vary

Facilitymedian $17 · 10th to 90th $6 to $39Professionalmedian $5 · 10th to 90th $4 to $10
$5$10$20$50$100facility $17professional $5

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
$6.61
Median
$27.54
Typical High
$44.67
Aetna
Setting
Professional
Modifier
None
Typical Low
$5.75
Median
$5.75
Typical High
$5.75
BCBS Arizona
Setting
Facility
Modifier
None
Typical Low
$4.90
Median
$21.88
Typical High
$33.11
BCBS Arizona
Setting
Professional
Modifier
None
Typical Low
$4.57
Median
$7.24
Typical High
$10.23
Cigna
Setting
Facility
Modifier
None
Typical Low
$6.17
Median
$16.98
Typical High
$23.99
Cigna
Setting
Professional
Modifier
None
Typical Low
$5.75
Median
$7.76
Typical High
$12.88
Medica
Setting
Facility
Modifier
None
Typical Low
$6.31
Median
$9.33
Typical High
$100.00
Medica
Setting
Professional
Modifier
None
Typical Low
$3.63
Median
$5.01
Typical High
$7.41
United
Setting
Facility
Modifier
None
Typical Low
$23.99
Median
$23.99
Typical High
$23.99
United
Setting
Professional
Modifier
None
Typical Low
$3.63
Median
$5.01
Typical High
$11.75
2 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
Professional
Modifier
52 · Reduced service
Typical Low
$2.88
Median
$2.88
Typical High
$2.88
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.15
Median
$1.15
Typical High
$1.15

Where Arizona 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.

Arizona· 38th of 51

$7.24

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.