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CACNA1A Gene Test

Illinois 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?

$182

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $182 for this service. The price depends on where it is billed: about $158 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$158$151 to $224
FacilityA hospital or hospital-owned outpatient department$282$191 to $380

How much rates vary

Facilitymedian $282 · 10th to 90th $151 to $513Professionalmedian $158 · 10th to 90th $112 to $372
$100$200$500$1K$2Kfacility $282professional $158

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
$151.36
Median
$281.84
Typical High
$380.19
Aetna
Setting
Professional
Modifier
Global
Typical Low
$138.04
Median
$158.49
Typical High
$316.23
BCBS
Setting
Facility
Modifier
Global
Typical Low
$223.87
Median
$295.12
Typical High
$2,398.83
BCBS
Setting
Professional
Modifier
Global
Typical Low
$128.82
Median
$141.25
Typical High
$141.25
Cigna
Setting
Facility
Modifier
Global
Typical Low
$346.74
Median
$436.52
Typical High
$851.14
Cigna
Setting
Professional
Modifier
Global
Typical Low
$85.11
Median
$223.87
Typical High
$309.03
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$199.53
Median
$338.84
Typical High
$776.25
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$239.88
Median
$239.88
Typical High
$239.88
United
Setting
Facility
Modifier
Global
Typical Low
$186.21
Median
$186.21
Typical High
$371.54
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$112.20
Typical High
$186.21

Where Illinois 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.

Illinois· 27th of 51

$182

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.