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CSTB Gene Test

Arkansas 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?

$240

Typical negotiated rate. In Arkansas, July 2026.

Insurers have agreed to pay about $240 for this service. The price depends on where it is billed: about $234 from a physician practice, and about $347 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 4 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$234$186 to $269
FacilityA hospital or hospital-owned outpatient department$347$309 to $347

How much rates vary

Facilitymedian $347 · 10th to 90th $309 to $427Professionalmedian $234 · 10th to 90th $166 to $347
$200$500facility $347professional $234

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
$346.74
Median
$346.74
Typical High
$478.63
Aetna
Setting
Professional
Modifier
Global
Typical Low
$165.96
Median
$234.42
Typical High
$346.74
BCBS
Setting
Facility
Modifier
Global
Typical Low
$309.03
Median
$309.03
Typical High
$426.58
BCBS
Setting
Professional
Modifier
Global
Typical Low
$245.47
Median
$416.87
Typical High
$416.87
Cigna
Setting
Facility
Modifier
Global
Typical Low
$218.78
Median
$407.38
Typical High
$512.86
Cigna
Setting
Professional
Modifier
Global
Typical Low
$120.23
Median
$245.47
Typical High
$416.87
United
Setting
Facility
Modifier
Global
Typical Low
$245.47
Median
$245.47
Typical High
$316.23
United
Setting
Professional
Modifier
Global
Typical Low
$114.82
Median
$165.96
Typical High
$275.42

Where Arkansas 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.

Arkansas· 32nd of 51

$240

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.