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Does Medicare cover Dupixent?

Short answer: Usually yes, on a high specialty tier. Dupixent (dupilumab) is covered on about 100.0% of Medicare Part D plans, almost always on a Tier 5 (specialty) with prior authorization and often step therapy. It treats eczema, asthma, and several other inflammatory conditions (a biologic).
~100.0%
of Part D plans cover Dupixent
Tier 5
most common tier · prior authorization common

What this means for you

Coverage this broad means the question is usually not whether Dupixent is covered, but what it will cost, which comes down to your plan's tier and whether prior authorization or step therapy applies.

It is also broadly covered on ACA marketplace plans (on 5 of the 6 major carriers we track). Your exact tier, prior-auth, and cost can vary by plan; the lookup shows you where your plan lands.

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See how Dupixent — or any drug — lands across all Medicare Part D plans and major marketplace plans.

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Frequently asked questions

Does Dupixent need prior authorization on Medicare?

Often yes. Plans use prior authorization to confirm Dupixent is being used for an approved condition. Your prescriber submits it; once approved, it is covered at the plan's tier.

How much will Dupixent cost on Medicare?

It depends on your plan's Tier 5 (specialty) cost-share and the time of year. Use the lookup to confirm your plan's tier, then check that tier's copay in your plan documents.

Is there a cheaper alternative to Dupixent?

Sometimes a generic or a same-class drug is preferred on your plan at a lower tier. The drug lookup flags covered alternatives when it can.

Does my specific plan cover it?

Coverage and tier vary by plan. The free drug lookup checks Dupixent against all Medicare Part D plans and major marketplace plans in a few seconds.