go back

Chromosomal Microarray Analysis

Illinois rates for HCPCS 81228

A genetic test that scans all of a person's chromosomes for missing or extra pieces of genetic material that are too small to see under a microscope. It is commonly ordered for a child with developmental delay, intellectual disability, autism, or differences present from birth, to look for an underlying genetic explanation. A blood sample is usually all that is needed.

Rates data updated October 2026.

How much does Chromosomal Microarray Analysis cost?

$692

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $692 for this service. The price depends on where it is billed: about $617 from a physician practice, and about $1,660 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$617$4.37 to $692
FacilityA hospital or hospital-owned outpatient department$1,660$1,072 to $3,162

How much rates vary

Facilitymedian $1,660 · 10th to 90th $708 to $5,754Professionalmedian $617 · 10th to 90th $3 to $1,122
$10$100$1K$10Kfacility $1,660professional $617

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
$741.31
Median
$1,412.54
Typical High
$2,754.23
Aetna
Setting
Professional
Modifier
None
Typical Low
$707.95
Median
$741.31
Typical High
$812.83
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$1,071.52
Median
$1,584.89
Typical High
$11,220.18
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$3.47
Median
$616.60
Typical High
$691.83
Cigna
Setting
Facility
Modifier
None
Typical Low
$602.56
Median
$1,862.09
Typical High
$3,715.35
Cigna
Setting
Professional
Modifier
None
Typical Low
$436.52
Median
$1,230.27
Typical High
$1,479.11
Hally Health
Setting
Professional
Modifier
None
Typical Low
$912.01
Median
$1,348.96
Typical High
$2,398.83
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
$1,174.90
Median
$1,174.90
Typical High
$1,174.90
United
Setting
Facility
Modifier
None
Typical Low
$891.25
Median
$1,071.52
Typical High
$1,122.02
United
Setting
Professional
Modifier
None
Typical Low
$380.19
Median
$537.03
Typical High
$891.25
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
$371.54
Median
$707.95
Typical High
$1,348.96
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$147.91
Median
$281.84
Typical High
$549.54
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$363.08
Median
$371.54
Typical High
$407.38
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$144.54
Median
$147.91
Typical High
$162.18

Where Illinois sits

The same service costs 5.1 times more in Texas than in Oklahoma. 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· 38th of 51

$692

TX $2,399OK $468

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.