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Methsuximide Level Test

North Carolina rates for HCPCS 83858

Measures the amount of methsuximide in a sample. Methsuximide is an anti-seizure medicine, and the result helps a prescriber judge whether the amount in the body is enough to control seizures without causing side effects.

Rates data updated July 2026.

How much does Methsuximide Level Test cost?

$63.10

Typical facility fee. In North Carolina, July 2026.

Insurers have agreed to pay about $63.10 for this service. Most negotiated rates run $52.48 to $89.13.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

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.

How much rates vary

Facilitymedian $89 · 10th to 90th $55 to $100Professionalmedian $29 · 10th to 90th $12 to $33
$20$50$100facility $89professional $29

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
BCBS
Setting
Facility
Modifier
Global
Typical Low
$52.48
Median
$63.10
Typical High
$63.10
Cigna
Setting
Professional
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$28.84
Medcost
Setting
Professional
Modifier
Global
Typical Low
$12.30
Median
$12.30
Typical High
$31.62
Medcost
Setting
Professional
Modifier
Global
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
Wellcare
Setting
Facility
Modifier
Global
Typical Low
$89.13
Median
$89.13
Typical High
$100.00

Where North Carolina sits

The same service costs 5.1 times more in Massachusetts than in Florida. 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.

North Carolina· 8th of 50

$63.10

MA $100FL $19.50

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.