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CJ Karrer
Writer · Reviewed by Richard ChanUpdated Jun 12, 2026
6 min read
A major advantage of Medicare Advantage plans is the inclusion of extra benefits not found in Original Medicare, such as dental, vision, and hearing coverage.
A notable disadvantage is that Medicare Advantage plans often restrict beneficiaries to a specific network of doctors and hospitals, limiting flexibility.
Unlike Original Medicare, Medicare Advantage plans provide a strict annual out-of-pocket maximum that protects beneficiaries from limitless medical expenses.
Navigating Medicare can feel like a maze, and you're not alone if you're trying to figure out your next steps. In 2026, about 28 million Americans—nearly 48 percent of the Medicare population—chose to enroll in Medicare Advantage (MA) plans. While these plans come with tempting features that can provide real relief, it's a smart financial move to carefully weigh the pros and cons before making your decision.
To help make things clearer, we've broken down the advantages and disadvantages of Medicare Advantage plans, alongside a comparison to Original Medicare's supplementary plan, Medigap.
Aside from getting Part A (hospitalization) and Part B (medical), like you do in traditional Medicare, Part C plans offer additional bundled benefits that can save you money.
Here are some examples of what might be included:
A third major benefit of Medicare Advantage plans is the potential to generate long-term savings. For instance, many plans are zero-dollar premium plans. This means you pay nothing extra for the plan itself on top of your standard monthly Part B premium. There are also Medicare Advantage plans with inexpensive (or even zero dollar) deductibles. Some plans even charge lower fees for laboratory services and medical equipment, which can be a huge relief if you have ongoing healthcare needs.
Part C plans also feature a maximum annual limit on out-of-pocket expenses. This is a vital safety net: once your spending hits that limit, you stop paying out of pocket for the year. The Medicare Advantage plan steps in and covers the rest of the cost for covered services.
Lastly, you may enjoy coordinated and personalized health care with Part C plans. Under the plan's network, you may have access to a team of medical experts who seamlessly coordinate your treatment whenever you require medical services.
Now that we've covered the advantages, it's just as important to discuss some of the potential downsides of these plans.
Understanding the limitations of these plans is crucial because it helps you decide whether a Medicare Advantage plan actually fits your specific lifestyle and health needs.
The first downside involves the restrictions imposed by Medicare Advantage plans. Here are some examples:
The second disadvantage of Part C is that there may not be any plans offered in your location.
Another disadvantage of Part C plans involves potential extra costs. Although MA plans offer upfront and long-term savings, the copayments for specialists and hospital visits can add up to surprisingly large sums over the course of a year. Plus, that reassuring annual out-of-pocket limit does not apply to prescription drugs and certain other perks.
Therefore, depending on your health profile, a Medicare Advantage plan could actually turn out to be more expensive overall.
Unfortunately, traditional Medicare does not come with an out-of-pocket limit. So, to protect yourself financially, you will likely need a supplementary plan like Medigap to cover those out-of-pocket costs.
| Feature | Medicare Advantage | Medicare Supplement (Medigap) |
| Out-of-pocket costs | You pay for out-of-pocket expenses until you reach the annual maximum limit | Medicare Supplement pays for all of your out-of-pocket costs in exchange for a fixed monthly premium |
| Doctor networks | Limited to a network, or you need to pay more to access a more extensive network. | You can consult any doctor or hospital that accepts Medicare. |
| Enrolling in a plan | You can enroll in a plan any time you have an election period. | Medicare Supplement plans may deny coverage because of pre-existing conditions, however there are "guaranteed issue rights" for some enrollees |
| Prescription drug coverage | Prescription drug coverage bundled with your plan | Must buy a separate standalone prescription drug plan (PDP) |
| Referrals | Need referral from a primary care doctor to consult a specialist | Referrals are not required |
Knowing the pros and cons of Medicare Advantage is only the first step. To make the most informed decision, you should also evaluate your personal factors, such as:
To ensure you get the coverage you need when you need it, the best time to enroll in a Medicare Advantage plan is during these specific enrollment periods:
During AEP, you can switch from Original Medicare to a Part C plan (and vice versa). During MA-OEP, you are only permitted to switch between Part C plans.
It is important to remember that all Part C plans' features and benefits can change yearly. Because of this, you should re-evaluate the pros and cons of Medicare Advantage plans every single time you are considering a switch. If the process feels overwhelming, reach out to a licensed insurance agent, who can patiently guide you through the details, explain different features, and make sure you're finding a plan that truly works for you.