go back

CSTB Gene Test

Indiana rates for HCPCS 81189

Looks for changes in the CSTB gene in a blood or saliva sample. Changes in this gene cause a rare inherited disorder that begins in childhood or the teenage years and brings muscle jerks, seizures, and worsening balance. Testing is used to confirm a suspected diagnosis or to check relatives.

Rates data updated July 2026.

How much does CSTB Gene Test cost?

$224

Typical negotiated rate. In Indiana, July 2026.

Insurers have agreed to pay about $224 for this service. The price depends on where it is billed: about $224 from a physician practice, and about $275 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$224$166 to $224
FacilityA hospital or hospital-owned outpatient department$275$275 to $550

How much rates vary

Facilitymedian $275 · 10th to 90th $275 to $832Professionalmedian $224 · 10th to 90th $110 to $245
$100$200$500$1K$2Kfacility $275professional $224

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
$223.87
Median
$302.00
Typical High
$831.76
Aetna
Setting
Professional
Modifier
Global
Typical Low
$218.78
Median
$223.87
Typical High
$245.47
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$831.76
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$109.65
Median
$109.65
Typical High
$218.78
CareSource
Setting
Facility
Modifier
Global
Typical Low
$269.15
Median
$269.15
Typical High
$269.15
Cigna
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$524.81
Cigna
Setting
Professional
Modifier
Global
Typical Low
$120.23
Median
$245.47
Typical High
$398.11
United
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$316.23
United
Setting
Professional
Modifier
Global
Typical Low
$114.82
Median
$165.96
Typical High
$331.13

Where Indiana sits

The same service costs 3.3 times more in Alaska than in Delaware. 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.

Indiana· 39th of 51

$224

AK $617DE $186

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.