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Genetic Microarray Test for Chromosome Abnormalities

Washington, DC rates for HCPCS 81229

This is a genetic laboratory test that scans a person's chromosomes across the genome to detect missing, extra, or rearranged pieces of genetic material, including smaller variations that other genetic tests can miss. It is often used to help find a genetic cause behind developmental delay, intellectual disability, or certain birth differences.

Rates data updated July 2026.

How much does Genetic Microarray Test for Chromosome Abnormalities cost?

$871

Typical negotiated rate. In Washington, DC, July 2026.

Insurers have agreed to pay about $871 for this service. The price depends on where it is billed: about $871 from a physician practice, and about $6,310 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$871$851 to $912
FacilityA hospital or hospital-owned outpatient department$6,310$871 to $6,607

How much rates vary

Facilitymedian $6,310 · 10th to 90th $871 to $6,607Professionalmedian $871 · 10th to 90th $832 to $1,230
$500$1K$2K$5Kfacility $6,310professional $871

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
$870.96
Median
$6,309.57
Typical High
$6,606.93
Aetna
Setting
Professional
Modifier
Global
Typical Low
$851.14
Median
$870.96
Typical High
$912.01
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$407.38
Median
$1,023.29
Typical High
$2,951.21
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1,905.46
Median
$1,949.84
Typical High
$4,466.84
Cigna
Setting
Professional
Modifier
Global
Typical Low
$512.86
Median
$1,479.11
Typical High
$5,248.07
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$1,348.96
Median
$2,041.74
Typical High
$2,344.23
United
Setting
Facility
Modifier
Global
Typical Low
$489.78
Median
$1,380.38
Typical High
$4,168.69
United
Setting
Professional
Modifier
Global
Typical Low
$489.78
Median
$524.81
Typical High
$1,445.44

Where Washington, DC sits

The same service costs 8.5 times more in Alaska than in Vermont. 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.

Washington, DC· 45th of 51

$871

AK $2,630VT $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.