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Chromosomal Microarray Analysis

Montana 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 July 2026.

How much does Chromosomal Microarray Analysis cost?

$1,122

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $1,122 for this service. The price depends on where it is billed: about $1,023 from a physician practice, and about $1,349 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 5 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$1,023$339 to $1,349
FacilityA hospital or hospital-owned outpatient department$1,349$1,122 to $1,738

How much rates vary

Facilitymedian $1,349 · 10th to 90th $891 to $2,754Professionalmedian $1,023 · 10th to 90th $309 to $5,888
$500.0$1.0K$2.0K$5.0Kfacility $1,349professional $1,023

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
Professional
Modifier
Global
Typical Low
$309.03
Median
$1,023.29
Typical High
$5,888.44
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1,318.26
Median
$1,513.56
Typical High
$5,128.61
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1,318.26
Median
$1,318.26
Typical High
$1,318.26
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$891.25
Median
$1,348.96
Typical High
$2,754.23
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$891.25
Median
$1,348.96
Typical High
$2,754.23
Providence
Setting
Facility
Modifier
Global
Typical Low
$1,318.26
Median
$1,737.80
Typical High
$5,128.61
Providence
Setting
Professional
Modifier
Global
Typical Low
$812.83
Median
$812.83
Typical High
$1,445.44
United
Setting
Facility
Modifier
Global
Typical Low
$891.25
Median
$891.25
Typical High
$891.25
United
Setting
Professional
Modifier
Global
Typical Low
$380.19
Median
$380.19
Typical High
$891.25

Where Montana sits

The same service costs 6.6 times more in Alaska than in Vermont. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Montana $1,122 · 3rd of 51
AK $2,042VT $309

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.