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CACNA1A Gene Test

Maryland 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 Maryland, July 2026.

Insurers have agreed to pay about $138 for this service. Most negotiated rates run $120 to $158.

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.

How much rates vary

Facilitymedian $78 · 10th to 90th $78 to $141Professionalmedian $138 · 10th to 90th $83 to $224
$100$200$500$1Kfacility $78professional $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
Professional
Modifier
Global
Typical Low
$120.23
Median
$138.04
Typical High
$173.78
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$131.83
Median
$131.83
Typical High
$165.96
Cigna
Setting
Professional
Modifier
Global
Typical Low
$95.50
Median
$114.82
Typical High
$323.59
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$186.21
Median
$223.87
Typical High
$275.42
United
Setting
Facility
Modifier
Global
Typical Low
$77.62
Median
$77.62
Typical High
$141.25
United
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$83.18
Typical High
$162.18
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$93.33
Median
$147.91
Typical High
$147.91

Where Maryland 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.

Maryland· 48th 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.