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Dexamethasone 2 mg/1 Medicare Part D Coverage

Dosage form
TABLET
Route
ORAL
100%
of Medicare Part D plans
cover Dexamethasone
5,529 of 5,530 plans
2.3
Avg. formulary tier
$15.00
Median 30-day copay
$0.00–$30.00
Copay range

Formulary Tier Distribution

How Medicare Part D plans classify Dexamethasone. Lower tiers = lower copays.

Tier 1 - Preferred Generic 9%
493 plans • avg $0.00/mo
Tier 2 - Generic 66%
3,623 plans • avg $1.84/mo
Tier 3 - Preferred Brand 11%
616 plans • avg $0.06/mo
Tier 4 - Non-Preferred Drug 14%
797 plans • avg $0.00/mo

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Dexamethasone Medicare Coverage by State

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

Alternative Medications in the Same Drug Class

Other drugs in the Corticosteroids — Systemic that Medicare Part D plans also cover.

Frequently Asked Questions about Dexamethasone

100% of Medicare Part D plans cover Dexamethasone. It is most commonly placed on Tier 2. Coverage varies by plan and geographic area.

The median 30-day copay for Dexamethasone on Medicare Part D is $15.00 at a preferred pharmacy. Costs range from $0.00 to $30.00 depending on the plan.

Dexamethasone is placed on Tier 2 by most Medicare Part D plans. Lower tier numbers generally mean lower copays.

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

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