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Carbidopa and Levodopa 4.63 mg/mL / 20 mg/mL Medicare Part D Coverage

Brand name: Duopa
Dosage form
SUSPENSION
Route
ENTERAL
1%
of Medicare Part D plans
cover Carbidopa and Levodopa
52 of 5,530 plans
4.2
Avg. formulary tier

Formulary Tier Distribution

How Medicare Part D plans classify Carbidopa and Levodopa. Lower tiers = lower copays.

Tier 2 - Generic 2%
1 plans • avg $0.00/mo
Tier 4 - Non-Preferred Drug 75%
39 plans • avg $0.00/mo
Tier 5 - Specialty 23%
12 plans • avg $0.00/mo

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Carbidopa and Levodopa Medicare Coverage by State

Coverage rates and average costs vary significantly by state. Click a state to see the specific plans available there.

Frequently Asked Questions about Carbidopa and Levodopa

1% of Medicare Part D plans cover Carbidopa and Levodopa. It is most commonly placed on Tier 4. Coverage varies by plan and geographic area.

Costs vary by plan. Enter your ZIP code above to see exact prices for plans in your area.

Carbidopa and Levodopa is placed on Tier 4 by most Medicare Part D plans. Lower tier numbers generally mean lower copays.

0% of plans require prior authorization for Carbidopa and Levodopa. Prior authorization means your doctor must confirm the drug is medically necessary before the plan will cover it.

Coverage statistics based on CMS formulary data for plan year 2026. Data updated regularly. Methodology →