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CACNA1A Gene Test

Rhode Island 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?

$138

Typical negotiated rate. In Rhode Island, July 2026.

Insurers have agreed to pay about $138 for this service. The price depends on where it is billed: about $138 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 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$138$129 to $138
FacilityA hospital or hospital-owned outpatient department$275$214 to $832

How much rates vary

Facilitymedian $275 · 10th to 90th $186 to $1,072Professionalmedian $138 · 10th to 90th $112 to $186
$100$200$500$1Kfacility $275professional $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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$537.03
Median
$831.76
Typical High
$1,071.52
Aetna
Setting
Professional
Modifier
Global
Typical Low
$128.82
Median
$128.82
Typical High
$138.04
BCBS
Setting
Facility
Modifier
Global
Typical Low
$165.96
Median
$213.80
Typical High
$234.42
BCBS
Setting
Professional
Modifier
Global
Typical Low
$138.04
Median
$138.04
Typical High
$204.17
Cigna
Setting
Facility
Modifier
Global
Typical Low
$512.86
Median
$512.86
Typical High
$512.86
Cigna
Setting
Professional
Modifier
Global
Typical Low
$91.20
Median
$107.15
Typical High
$288.40
United
Setting
Facility
Modifier
Global
Typical Low
$223.87
Median
$223.87
Typical High
$257.04
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$112.20
Typical High
$269.15

Where Rhode Island 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.

Rhode Island· 49th of 51

$138

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.