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CACNA1A Gene Test

Arizona 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?

$148

Typical negotiated rate. In Arizona, July 2026.

Insurers have agreed to pay about $148 for this service. The price depends on where it is billed: about $138 from a physician practice, and about $282 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$138$123 to $155
FacilityA hospital or hospital-owned outpatient department$282$186 to $562

How much rates vary

Facilitymedian $282 · 10th to 90th $138 to $741Professionalmedian $138 · 10th to 90th $78 to $214
$100$200$500$1Kfacility $282professional $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
$199.53
Median
$281.84
Typical High
$741.31
Aetna
Setting
Professional
Modifier
Global
Typical Low
$123.03
Median
$138.04
Typical High
$213.80
BCBS
Setting
Facility
Modifier
Global
Typical Low
$128.82
Median
$537.03
Typical High
$977.24
BCBS
Setting
Professional
Modifier
Global
Typical Low
$177.83
Median
$181.97
Typical High
$1,258.93
Cigna
Setting
Facility
Modifier
Global
Typical Low
$114.82
Median
$186.21
Typical High
$602.56
Cigna
Setting
Professional
Modifier
Global
Typical Low
$85.11
Median
$165.96
Typical High
$251.19
Medica
Setting
Facility
Modifier
Global
Typical Low
$123.03
Median
$186.21
Typical High
$331.13
Medica
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$77.62
Typical High
$933.25
United
Setting
Facility
Modifier
Global
Typical Low
$165.96
Median
$186.21
Typical High
$213.80
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$77.62
Typical High
$186.21

Where Arizona 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.

Arizona· 46th of 51

$148

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.