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CACNA1A Gene Test

Texas rates for HCPCS 81186

Looks for changes in the CACNA1A gene in a blood or saliva sample. Changes in this gene are linked to inherited neurological conditions including episodes of unsteadiness and dizziness, a severe form of migraine that comes with temporary weakness on one side, and a slowly progressive loss of balance and coordination.

Rates data updated July 2026.

How much does CACNA1A Gene Test cost?

$155

Typical negotiated rate. In Texas, July 2026.

Insurers have agreed to pay about $155 for this service. The price depends on where it is billed: about $138 from a physician practice, and about $224 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 11 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$138$112 to $186
FacilityA hospital or hospital-owned outpatient department$224$141 to $347

How much rates vary

Facilitymedian $224 · 10th to 90th $115 to $871Professionalmedian $138 · 10th to 90th $87 to $251
$10$20$50$100$200$500$1Kfacility $224professional $138

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
$114.82
Median
$257.04
Typical High
$870.96
Aetna
Setting
Professional
Modifier
Global
Typical Low
$104.71
Median
$141.25
Typical High
$223.87
BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$5.50
Typical High
$120.23
Christus
Setting
Facility
Modifier
Global
Typical Low
$79.43
Median
$186.21
Typical High
$186.21
Cigna
Setting
Facility
Modifier
Global
Typical Low
$123.03
Median
$346.74
Typical High
$812.83
Cigna
Setting
Professional
Modifier
Global
Typical Low
$83.18
Median
$117.49
Typical High
$288.40
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$870.96
Median
$870.96
Typical High
$870.96
Lucent Health
Setting
Professional
Modifier
Global
Typical Low
$933.25
Median
$1,380.38
Typical High
$1,380.38
Moda Health
Setting
Facility
Modifier
Global
Typical Low
$128.82
Median
$186.21
Typical High
$295.12
Moda Health
Setting
Professional
Modifier
Global
Typical Low
$177.83
Median
$186.21
Typical High
$275.42
Molina
Setting
Professional
Modifier
Global
Typical Low
$154.88
Median
$154.88
Typical High
$186.21
Oscar Health
Setting
Professional
Modifier
Global
Typical Low
$186.21
Median
$199.53
Typical High
$398.11
Providence
Setting
Facility
Modifier
Global
Typical Low
$128.82
Median
$194.98
Typical High
$524.81
Providence
Setting
Professional
Modifier
Global
Typical Low
$83.18
Median
$131.83
Typical High
$288.40
United
Setting
Facility
Modifier
Global
Typical Low
$77.62
Median
$186.21
Typical High
$223.87
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$77.62
Typical High
$186.21
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$95.50
Median
$186.21
Typical High
$251.19

Where Texas sits

The same service costs 3.4 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.

Texas· 38th of 51

$155

AK $417DE $123

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.