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CACNA1A Gene Test

South Dakota 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?

$275

Typical negotiated rate. In South Dakota, July 2026.

Insurers have agreed to pay about $275 for this service. The price depends on where it is billed: about $245 from a physician practice, and about $355 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 6 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$245$145 to $437
FacilityA hospital or hospital-owned outpatient department$355$339 to $355

How much rates vary

Facilitymedian $355 · 10th to 90th $209 to $355Professionalmedian $245 · 10th to 90th $123 to $447
$100$200$500facility $355professional $245

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
$128.82
Median
$208.93
Typical High
$208.93
Aetna
Setting
Professional
Modifier
Global
Typical Low
$123.03
Median
$144.54
Typical High
$173.78
Cigna
Setting
Facility
Modifier
Global
Typical Low
$354.81
Median
$354.81
Typical High
$354.81
Cigna
Setting
Professional
Modifier
Global
Typical Low
$223.87
Median
$354.81
Typical High
$446.68
Medica
Setting
Facility
Modifier
Global
Typical Low
$173.78
Median
$208.93
Typical High
$338.84
Medica
Setting
Professional
Modifier
Global
Typical Low
$95.50
Median
$95.50
Typical High
$933.25
Sanford Health Plan
Setting
Professional
Modifier
Global
Typical Low
$263.03
Median
$436.52
Typical High
$512.86
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$112.20
Typical High
$245.47
Wellmark
Setting
Professional
Modifier
Global
Typical Low
$186.21
Median
$186.21
Typical High
$186.21

Where South Dakota 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.

South Dakota· 4th of 51

$275

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.