Here is a step-by-step guide for using the Medicare Plan Finder to find and enroll in the best Part D drug plan for 2026:
Before You Begin (Gather Information)
Before using the Plan Finder, have the following information ready for the most accurate results:
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Your Medicare Number and Effective Dates (if you have your Medicare card).
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Your current Part D plan name (if you have one).
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A complete list of all your prescription drugs, including:
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Drug Name (Spelling is important)
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Dosage (e.g., 10mg, 500mg)
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Quantity (e.g., 30 pills, 90-day supply)
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Frequency (how often you take it, e.g., once daily)
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A list of the pharmacies you use or would consider using.
Instructions for Using Medicare Plan Finder
Step 1: Start the Search
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Go to the official Medicare website: Navigate to the Medicare Plan Finder on medicare.gov/plan-compare.
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Enter your information:
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Enter your Zip Code.
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Select your County (if prompted).
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Select your coverage:
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Choose "Medicare Drug Plan (Part D)"
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Indicate if you receive Extra Help (Low Income Subsidy), as this significantly impacts costs.
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Login/Creating an account is optional.
Step 2: Enter Your Drugs and Pharmacies
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Add Your Drugs:
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Search for each prescription drug and add it to your list.
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Be sure to select the correct Dosage and Quantity for each.
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Tip: This step is crucial. The Plan Finder uses this information to calculate your total estimated annual drug costs for each plan.
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Add Your Pharmacies:
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Enter the names and addresses of your preferred pharmacies.
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Note: Different plans may offer lower costs at "Preferred" pharmacies (in-network) versus "Standard" pharmacies.
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Step 3: View and Compare Plans
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View Results: After entering your information, the Plan Finder will display a list of all available Part D Prescription Drug Plans (PDPs) in your area for 2026.
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Sort the Results: Sort the plans by "Lowest Estimated Annual Drug Cost" to see which plan is projected to be the cheapest based on the drugs and pharmacies you entered.
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Review the Details (The "Best" Plan): The best plan is not always the one with the lowest monthly premium. You need to look at the Estimated Annual Drug Cost, which includes:
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Monthly Premiums
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Annual Deductible
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Copayments and Coinsurance
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Check Coverage Details for Specific Plans:
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Click the "Plan Details" or "View Plan Details" button next to a plan.
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Verify that all your drugs are on the plan's formulary (covered drug list) and note their specific costs and coverage tier (Tier 1-5).
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Check for any restrictions like Prior Authorization (PA) or Step Therapy (ST).
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Review the plan's Pharmacy Network to confirm your preferred pharmacy is in-network.
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Step 4: Enroll
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Select a Plan: Once you have chosen the plan that offers the lowest total estimated annual cost and covers all your medications with acceptable terms, select it.
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Enroll Online: Click the "Enroll" button next to the plan you choose.
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Confirm the Enrollment: The new coverage will be effective January 1, 2026. Your enrollment in your new plan will automatically cancel your old Part D plan (if you had one). You will receive confirmation materials from the plan you chose.
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Important Note for the Annual Enrollment Period (AEP):
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Dates: October 15, 2025 – December 7, 2025.
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You can change your Medicare Part D plan as many times as you need during this window. Only your last valid selection by December 7 will take effect on January 1, 2026.
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If you don't change plans, your current plan will automatically renew, but its costs and coverage may change for 2026. Always compare plans each year.
