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Medicare · June 24, 2026 · 8 min read

Medicare Advantage vs. Medicare Supplement: How to Compare Them Honestly

A side-by-side look at how Medicare Advantage plans and Medicare Supplement (Medigap) plans work, including networks, costs, travel, and underwriting.

There is no single best answer here, and anyone who tells you otherwise is selling rather than advising. Both paths are legitimate. The right one depends on your doctors, your prescriptions, your travel habits, your health history, and your budget.

How Medicare Advantage (Part C) works

A Medicare Advantage plan is offered by a private insurance company approved by Medicare. It replaces the way you receive your Part A and Part B benefits, and most plans bundle prescription drug coverage. Many plans in Florida include extra benefits such as dental, vision, hearing, or over-the-counter allowances.

  • Usually uses a provider network (HMO or PPO)
  • You typically pay copays as you use services, up to an annual out-of-pocket maximum
  • Benefits, networks, and formularies are reviewed and can change each plan year
  • Referrals may be required depending on the plan type

How Medicare Supplement (Medigap) works

A Medigap policy sits alongside Original Medicare and helps pay some of the costs Original Medicare leaves behind, such as coinsurance and deductibles depending on the plan letter. You keep Original Medicare as your primary coverage.

  • You can generally see any provider in the country who accepts Medicare
  • No network and no referrals
  • You pay a monthly premium in addition to your Part B premium
  • Prescription drug coverage is purchased separately through a Part D plan
  • Outside your one-time Medigap Open Enrollment Period, health underwriting often applies

Questions that usually decide it

  • Do you want the freedom to use any Medicare provider anywhere, or are you comfortable inside a network?
  • Do you spend part of the year outside Florida?
  • Would you rather pay a predictable monthly premium or pay copays as you go?
  • Are your specific doctors, hospitals, and prescriptions covered under the plan you are considering?
  • Do you have health conditions that could make later Medigap underwriting difficult?

How I approach the comparison

I build the comparison around your actual doctor list and your actual medication list, not a generic example. We look at the total picture — premium, copays, drug tier costs, and out-of-pocket maximum — before anyone signs anything. There is never any obligation, and there is no cost to you for the review.

Not connected with or endorsed by the United States government or the federal Medicare program. This site is operated by a licensed insurance agent, not by a government agency.

We do not offer every plan available in your area. Any information we provide is limited to those plans we do offer in your area. Please contact Medicare.gov, 1-800-MEDICARE (TTY 1-877-486-2048), 24 hours a day / 7 days a week, or your local State Health Insurance Assistance Program (SHIP) to get information on all of your options.

This article is general education, not individualized advice, and does not describe the benefits of any specific plan or contract.

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