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CACNA1A Gene Test

Louisiana 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?

$234

Typical negotiated rate. In Louisiana, July 2026.

Insurers have agreed to pay about $234 for this service. The price depends on where it is billed: about $219 from a physician practice, and about $251 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$219$186 to $240
FacilityA hospital or hospital-owned outpatient department$251$219 to $468

How much rates vary

Facilitymedian $251 · 10th to 90th $186 to $661Professionalmedian $219 · 10th to 90th $93 to $661
$100$200$500$1Kfacility $251professional $219

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
$194.98
Median
$251.19
Typical High
$676.08
Aetna
Setting
Professional
Modifier
Global
Typical Low
$112.20
Median
$223.87
Typical High
$1,230.27
BCBS
Setting
Facility
Modifier
Global
Typical Low
$199.53
Median
$354.81
Typical High
$575.44
BCBS
Setting
Professional
Modifier
Global
Typical Low
$186.21
Median
$204.17
Typical High
$229.09
Christus
Setting
Facility
Modifier
Global
Typical Low
$186.21
Median
$186.21
Typical High
$186.21
Cigna
Setting
Facility
Modifier
Global
Typical Low
$208.93
Median
$407.38
Typical High
$1,412.54
Cigna
Setting
Professional
Modifier
Global
Typical Low
$81.28
Median
$91.20
Typical High
$281.84
United
Setting
Facility
Modifier
Global
Typical Low
$77.62
Median
$165.96
Typical High
$186.21
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$93.33
Typical High
$257.04

Where Louisiana 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.

Louisiana· 7th of 51

$234

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.