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tirzepatide 12.5 mg/.5mL Medicare Part D Coverage

Brand name: ZEPBOUND
Dosage form
INJECTION, SOLUTION
Route
SUBCUTANEOUS
0%
of Medicare Part D plans
cover tirzepatide
15 of 5,530 plans
4.2
Avg. formulary tier

Formulary Tier Distribution

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

Tier 1 - Preferred Generic 20%
3 plans • avg $0.00/mo
Tier 5 - Specialty 80%
12 plans • avg $0.00/mo

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tirzepatide 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 Diabetes — GLP-1 Agonists that Medicare Part D plans also cover.

Frequently Asked Questions about tirzepatide

0% of Medicare Part D plans cover tirzepatide. 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.

tirzepatide 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 tirzepatide. 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 →