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CSTB Gene Test

Idaho 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?

$282

Typical negotiated rate. In Idaho, July 2026.

Insurers have agreed to pay about $282 for this service. The price depends on where it is billed: about $282 from a physician practice, and about $417 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 8 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$282$257 to $331
FacilityA hospital or hospital-owned outpatient department$417$275 to $692

How much rates vary

Facilitymedian $417 · 10th to 90th $275 to $851Professionalmedian $282 · 10th to 90th $191 to $537
$200$500$1Kfacility $417professional $282

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
$501.19
Median
$707.95
Typical High
$707.95
Aetna
Setting
Professional
Modifier
Global
Typical Low
$190.55
Median
$316.23
Typical High
$537.03
BCBS
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$537.03
Typical High
$1,000.00
BCBS
Setting
Professional
Modifier
Global
Typical Low
$275.42
Median
$281.84
Typical High
$281.84
Cigna
Setting
Facility
Modifier
Global
Typical Low
$213.80
Median
$575.44
Typical High
$1,071.52
Cigna
Setting
Professional
Modifier
Global
Typical Low
$114.82
Median
$204.17
Typical High
$457.09
Moda Health
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$398.11
Moda Health
Setting
Professional
Modifier
Global
Typical Low
$275.42
Median
$281.84
Typical High
$346.74
Molina
Setting
Professional
Modifier
Global
Typical Low
$204.17
Median
$204.17
Typical High
$239.88
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$416.87
Median
$549.54
Typical High
$1,000.00
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$234.42
Median
$234.42
Typical High
$288.40
Select Health
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$354.81
Select Health
Setting
Professional
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$275.42
United
Setting
Professional
Modifier
Global
Typical Low
$114.82
Median
$114.82
Typical High
$275.42

Where Idaho 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.

Idaho· 14th of 51

$282

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.