Can a person have a Medicare Advantage plan and a Medicare Supplement plan?

Asked by: Kyler Lueilwitz  |  Last update: October 10, 2025
Score: 4.2/5 (47 votes)

A Medigap policy is a supplement to Original Medicare coverage. When you're getting started with Medicare, you can either buy Medigap or enroll in a Medicare Advantage Plan, but you can't have both. You can't buy Medigap while you're in a Medicare Advantage Plan unless you're switching back to Original Medicare.

Can I have both a Medicare Supplement and a Medicare Advantage plan?

Medicare Advantage and Medicare Supplement are different types of Medicare coverage. You cannot have both at the same time. Medicare Advantage bundles Part A and B often with Part D and other types of coverage. Medicare Supplement is additional coverage you can buy if you have Original Medicare Part A and B.

Why are people leaving Medicare Advantage plans?

Key takeaways: People leave Medicare Advantage plans because out-of-pocket costs vary between plans, network restrictions can cause frustration, prior authorization requests can delay care, and it can be difficult to use the additional benefits they provide.

What is the best secondary insurance if you have Medicare?

Aetna (which includes the Accendo / CVS Heath brands) and UnitedHealthcare (AARP) are the most popular choices we see customers make (because of pricing and brand - they may not always be the cheapest). They are all required by law to provide the same coverage as funfornewages says.

What is the biggest disadvantage of the Medicare Advantage plan?

Medicare Advantage Plan Pros And Cons

One disadvantage is that some Medicare Advantage plans may offer fewer options when it comes to doctors and hospitals, as they may have smaller plan networks than Original Medicare.

Former SSA Insider Medicare Recommendations

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Why do doctors not like Medicare Advantage plans?

Across the country, provider grumbling about claim denials and onerous preapproval requirements by Advantage plans is crescendoing. Some hospitals and physician practices are so fed up they're refusing to accept the plans — even big ones like those offered by UnitedHealthcare and Humana.

What is the best Medicare plan that covers everything for seniors?

Original Medicare with Medigap likely offers the most comprehensive coverage, but it may also be the most costly. A person can consider their income and how much they are able to spend before choosing a Medicare plan. Original Medicare with Medigap also offers a lot of flexibility when choosing a doctor or specialist.

What is the downside to Medicare Supplement plans?

There are a couple of cons to consider before choosing a Medigap plan: Premiums: Medigap premiums can be pricey. Coverage: Medicare Supplement plans don't cover everything, so you'd still have to pay out of pocket for things like dental care, vision care and long-term care.

Why are seniors losing Medicare Advantage plans?

Medicare vs Privatized Medicare Advantage

Beneficiaries are tossed aside because they live in an unprofitable market for their insurer or because they are actually using the insurance they signed up for to access services.

Why are hospitals dropping Medicare Advantage?

Among the most commonly cited reasons are excessive prior authorization denial rates and slow payments from insurers. In 2023, Becker's began reporting on hospitals and health systems nationwide that dropped some or all of their Medicare Advantage contracts.

Why is a medicare supplement better than an advantage plan?

Consider Original Medicare with a Medigap plan if you:

Original Medicare with a Medigap plan gives you access to any doctor or hospital that accepts Medicare. Intend to travel. Medicare Advantage plans come with limited service areas; if you travel outside, you may have to pay out of pocket for medical care.

Why is it not a good idea to have supplemental insurance?

One of the most significant drawbacks of supplemental insurance policies is the coverage limits. For instance, with Mechanical Repair Coverage, you'll typically need to pay out of pocket until your deductible is met on your primary policy before supplemental insurance takes over to cover a costly vehicle repair.

What is the disadvantage of UnitedHealthcare for seniors?

Cons About UnitedHealthcare Medicare Advantage

You may only have access to certain HMO or PPO plans in your area. And while UnitedHealthCare has competitive pricing, your location may only have access to plans with higher deductibles, more copays, and fewer additional benefits.

What are the 6 things Medicare doesn't cover?

Some of the items and services Medicare doesn't cover include:
  • Eye exams (for prescription eyeglasses)
  • Long-term care.
  • Cosmetic surgery.
  • Massage therapy.
  • Routine physical exams.
  • Hearing aids and exams for fitting them.

Why do people say not to get a Medicare Advantage plan?

Disadvantages of Medicare Advantage plans can include difficulty switching out of the plans later, restrictions on care access, limited provider networks, and limitations on extra benefits.

Is there a medicare supplement that covers everything?

With Medicare Supplement Plan F, you get the most complete coverage available. And because Plan F also covers costs in excess of Medicare-approved amounts, you may have no out-of-pocket costs for hospital and doctor's office care.

Do most doctors accept Medicare Advantage plans?

In 2022, the vast majority (98%) of physicians and practitioners billing Medicare were participating providers. Non-participating providers accept Medicare patients, but can choose whether to take assignment (i.e., Medicare's approved amount) on a claim-by-claim basis.

Do you need a supplement if you have a Medicare Advantage plan?

A Medicare Advantage Plan is another way to get your Medicare coverage besides Original Medicare. A Medigap policy is a supplement to Original Medicare coverage. When you're getting started with Medicare, you can either buy Medigap or enroll in a Medicare Advantage Plan, but you can't have both.

What is the most popular Medicare Supplement plan?

There are 10 different types of Medigap policies (labeled A through N), each having a different, standardized set of benefits (Appendix Table 3). Plan G is the most popular Medigap policy, accounting for 39% of all policyholders, or nearly 5.3 million people, in 2023 (Figure 3).

Why do people choose original Medicare over Medicare Advantage?

There's no one-size-fits-all answer, but Medicare Advantage typically has lower premiums and optional coverage, while Original Medicare often gives you more choice when it comes to choosing doctors.

Does everyone have to pay $170 a month for Medicare?

Most people pay no premiums for Part A. For Medicare Part B in 2025, most beneficiaries will pay $185 per month. Certain factors may require you to pay more or less than the standard Medicare Part B premium in 2025.

Can I drop my employer health insurance and go on Medicare Part B?

Once you stop working (or lose your health insurance, if that happens first) you have an 8-month Special Enrollment Period (SEP) when you can sign up for Medicare (or add Part B to existing Part A coverage).

Is there a Medicare plan that pays 100%?

Medicare Advantage Plan (Part C):

Deductibles, coinsurance, and copayments vary based on which plan you join. Plans also have a yearly limit on what you pay out-of-pocket. Once you pay the plan's limit, the plan pays 100% for covered health services for the rest of the year.