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Does Medicare Advantage Cover Wegovy?

Reviewed by Russell Noga, Licensed Medicare Insurance Broker (all 50 states) | Last updated October 8, 2026

Medicare Advantage drug coverage generally does not cover Wegovy when it is used only for weight loss, because Medicare drug coverage by law excludes drugs used for weight loss. Some plans may cover it for another FDA-approved medical use, often with prior authorization.

Coverage depends on your plan’s formulary and the reason your doctor prescribes it, so check your plan before you fill the prescription.

See Medicare Part D plans 2027 and Medicare Advantage plans 2027.

✔ Licensed across all 50 states

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Key Highlights

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Weight-loss-only use is generally excluded.

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Other approved uses may be covered.

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Prior authorization is common.

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Part D cap is $2,400 for 2027.

Compare plans and enroll online

When a Plan May or May Not Cover Wegovy

Reason Prescribed Likely Coverage What to Check
Weight loss only Generally not covered Federal exclusion applies
Another FDA-approved medical use, such as reducing serious heart risk in some patients May be covered Formulary, prior authorization
Not on your plan’s formulary Not covered unless an exception is approved Ask for a formulary exception

How to Check Your Plan

Step by Step

1

Find your plan’s 2027 formulary. Search for Wegovy and note the tier.

2

Look for restrictions. PA means prior authorization; ST means step therapy; QL means quantity limits.

3

Ask your doctor about the diagnosis. Coverage depends on the medical reason documented.

4

Request prior authorization if required. Your doctor submits it to the plan.

5

If denied, ask about an exception or appeal. You have the right to appeal a coverage decision.

Does Medicare Advantage Cover Wegovy? Understanding Coverage for Weight-Loss Assistance

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What You Might Pay Under 2027 Rules

$700

Maximum 2027 Part D deductible, up from $615.

$2,400

2027 out-of-pocket cap on covered drugs, up from $2,100.

Tier

Your copay or coinsurance depends on the drug’s tier.

If your plan covers Wegovy, your costs count toward the $2,400 yearly cap. If it does not cover it, what you pay does not count toward the cap.

Tier Typical Drugs Typical Cost
Tier 1 Preferred generics Lowest copay
Tier 2 Generics Low copay
Tier 3 Preferred brand-name drugs Moderate copay
Tier 4 Non-preferred drugs Higher copay or coinsurance
Tier 5 Specialty drugs Highest coinsurance

Each plan sets its own tiers. Review every plan’s formulary.

Comparing Plans for a Drug Like Wegovy

Check These

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Enter the drug in Medicare Plan Finder when comparing 2027 plans

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Check tier, prior authorization and quantity limits

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Compare total yearly cost, not just the premium

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Ask your doctor whether another covered drug fits your condition

How Medicare Advantage Works

Medicare Advantage, sometimes called Part C, lets you receive your Medicare benefits through a Medicare-approved private insurer. These plans cover everything Original Medicare Part A and Part B cover, with the exception of hospice care, which Original Medicare continues to pay for. Most also bundle Part D drug coverage, and many may tack on extras like routine dental, vision and hearing benefits.

The trade-off is that Medicare Advantage plans generally rely on doctor and hospital networks and may call for referrals or prior authorization for certain services. Each Medicare Advantage plan sets a yearly out-of-pocket maximum for covered medical care, something Original Medicare lacks. You still pay your Part B premium, along with the plan’s premium if there is one.

Feature HMO PPO
Out-of-network care Not covered except emergencies and urgent care Covered at a higher cost
Referrals for specialists Usually required Usually not required
Premiums Usually lower Usually higher
Out-of-pocket maximum In-network limit In-network limit plus a higher combined limit
Best for Lower costs, local care Flexibility, travel, keeping specific doctors

The Role of Prescription Medication in Weight Loss - Prescription Drug Coverage

How to Compare

How to Compare

1

Review your Annual Notice of Change. It spells out every 2027 change to the plan you have now.

2

Verify your doctors and hospitals. Make sure every provider is in the 2027 network, not only the 2026 network.

3

Review your prescriptions. Verify every drug, the tier it falls on and any step therapy or prior authorization rules.

4

Look at the full annual cost. Total up the premium, usual copays and drug costs, and review the out-of-pocket maximum.

5

Look at star ratings. Medicare scores plans on quality and service using a 1 to 5 star scale.

6

Sign up by December 7. Coverage under your new plan begins January 1, 2027.

Enrollment Periods

Enrollment Period Dates What You Can Do
Annual Enrollment Period October 15 to December 7, 2026 Join, change or drop a Medicare Advantage or Part D plan effective January 1, 2027
Medicare Advantage Open Enrollment January 1 to March 31, 2027 In Medicare Advantage, you can change to another plan or go back to Original Medicare one time
Initial Enrollment Period 7 months around your 65th birthday month Sign up for Medicare and choose your first plan
Special Enrollment Periods Varies Switch plans after events such as a move, a loss of other coverage or your plan exiting your area

Annual Enrollment is when most people make changes. If you like your current plan, no action is needed; it renews on its own. Even so, review your Annual Notice of Change, since networks, premiums, copays and drug lists can all change on January 1.

Why Medicare Excludes Weight-Loss Drugs

Federal law lists certain drug categories that Medicare drug plans cannot cover, and drugs used for weight loss are one of them. That exclusion applies to every standalone Part D plan and every Medicare Advantage plan that includes drug coverage, so shopping for a different plan does not change the rule for weight-loss-only use.

The key question is why the drug is prescribed. When a drug like Wegovy has another FDA-approved use and your doctor documents that use, a plan may cover it under its formulary rules. Plans decide which drugs they list, so one plan may cover it while another does not.

Medicare Advantage vs Standalone Part D for This Drug

Question Medicare Advantage With Drugs Original Medicare + Part D
Weight-loss-only use Generally excluded Generally excluded
Other approved use Depends on formulary and prior authorization Depends on formulary and prior authorization
2027 out-of-pocket cap $2,400 for covered drugs $2,400 for covered drugs
Changing plans Annual Enrollment or January to March window Annual Enrollment

Key Takeaway

Coverage rules for Wegovy are the same in both paths. Compare formularies, not plan types.

Questions to Ask Your Doctor and Plan

Ask These

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What diagnosis is documented for this prescription?

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Does my plan list this drug, and on which tier?

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Is prior authorization or step therapy required?

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Is there a covered alternative for my condition?

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What will I pay per fill after the deductible?

Reading Your Annual Notice of Change

Check Every Line

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Your 2027 premium and deductible

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Doctor, specialist and hospital stay copays

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The out-of-pocket maximum

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Updates to your formulary, drug tiers and coverage rules

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Whether your doctors, hospitals and pharmacy stay in network

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Updates to dental, vision, hearing and other extras

The Annual Notice of Change must reach members by September 30. It is the most useful single document you receive each fall, since it spells out exactly how your plan will change on January 1.

Special Enrollment Periods

Outside of the fall and early-year windows, changing plans generally requires a Special Enrollment Period. Typical reasons include:

You May Qualify If

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Your plan is leaving your area or ending

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You move outside your plan’s service area

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You lose employer or union coverage

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Your Medicaid status changes, or you qualify for a Medicare Savings Program or Extra Help

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You want to join a 5-star plan, once a year

Every Special Enrollment Period has a separate time limit, so move as soon as the event occurs.

Prior Authorization and Referrals

Prior authorization is required by most Medicare Advantage plans for certain services, including some surgeries, advanced imaging, skilled nursing stays and some drugs. While your doctor usually submits the request, ask whether a scheduled service needs approval so you are not caught off guard by a denial.

You or your doctor can appeal a denied request. Medicare rules give plans deadlines for decisions, and those deadlines are shorter when a wait could seriously harm your health.

Emergency, Urgent and Out-of-Area Care

Emergency and urgent care are covered by every Medicare Advantage plan anywhere in the U.S., whether in or out of network, and an emergency does not require prior approval. Routine care while traveling is different: HMOs generally do not cover it, and PPOs cover out-of-network care at a higher cost.

If you’re away from home for months each year, ask every plan how it covers care where you stay. This is among the most frequent reasons people change plans partway through the year.

Appeals and Complaints

You have the right to appeal if your plan denies a service, a drug or payment for care. The denial notice from the plan explains the process. Appeals have several levels, beginning with the plan and moving on to independent reviewers.

If your issue isn’t about coverage, such as wait times or customer service, you can file a grievance with your plan. For help, you can also reach out to 1-800-MEDICARE or your State Health Insurance Assistance Program.

The 2027 Part B Premium

Of the major figures, only the Part B premium is not published alongside the plans. CMS typically announces it in November. Projections in the 2026 Medicare Trustees Report put the 2027 standard premium at about $209.50 a month and the deductible at about $292, up from $202.90 and $283 in 2026. You continue paying it even with Medicare Advantage.

If You Miss December 7

Miss the Annual Enrollment deadline and your current plan automatically renews for 2027, including the changes listed in your Annual Notice of Change. Medicare Advantage members get one more opportunity, from January 1 to March 31, 2027, to change Medicare Advantage plans or go back to Original Medicare and join a Part D plan.

Telehealth

Many Medicare Advantage plans may cover telehealth for some services, at times with a lower copay than an in-person office visit. It is handy for follow-ups and minor problems, but you still need to confirm that your regular doctors are in network.

Pros and Cons of Medicare Advantage

Advantages

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Often a low or $0 premium

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A yearly out-of-pocket maximum

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Drug coverage usually included

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Dental, vision and hearing benefits may be included in many plans

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One card and one plan

Tradeoffs

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Networks; except for emergencies, HMOs require in-network care

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Prior authorization and referrals are common

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Copays add up if you use a lot of care

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Plans and networks can change every year

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Moving to Medigap later may involve health questions

Special Needs Plans

Special Needs Plans (SNPs) are Medicare Advantage plans designed for particular groups. Their benefits, networks and drug lists are shaped around the members they serve, and many come with care coordinators. In 2027, SNPs are one of the few places large insurers are adding plans, even while cutting PPOs.

Type Who Qualifies What Is Different
Dual Special Needs Plan (D-SNP) People with both Medicare and Medicaid Coordinates both programs; costs are often very low, with extra benefits
Chronic Condition SNP (C-SNP) People who have qualifying conditions like diabetes, heart failure or chronic lung disease Doctors, drugs and programs designed around the condition
Institutional SNP (I-SNP) People who live in a nursing home or need that level of care at home Care delivered where the member lives

Turning 65 in 2027

When you turn 65 in 2027, you get a seven-month Initial Enrollment Period: the three months before your birthday month, the birthday month itself and the three months that follow. If you sign up in the first three months, coverage begins on the first day of your birthday month.

Turning 65 Checklist

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Enroll in Part A and Part B, unless you have qualifying employer coverage and decide to postpone Part B

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Choose between Medicare Advantage and Original Medicare plus Medigap

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Enroll in a drug plan, or a Medicare Advantage plan that includes drugs, to avoid a late Part D penalty

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If you go with Medigap, purchase during your six-month Medigap Open Enrollment Period

Star Ratings

Each fall, Medicare gives every Medicare Advantage and Part D plan a rating of 1 to 5 stars, based on factors such as preventive care, how well chronic conditions are managed, member complaints, customer service and accuracy of drug pricing. You can see the ratings in Medicare Plan Finder.

Using Star Ratings

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Ratings of 4 stars or more are generally a good indicator of quality and service

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A special enrollment period lets you move into a five-star plan once during the year

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A new plan may not have a rating yet, and that alone isn’t a bad sign

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Ratings reflect the plan as a whole, not how well it covers your particular doctors and drugs

Help Paying Medicare Costs

When your income and savings are limited, two programs can greatly lower your Medicare costs:

Medicare Savings Programs

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Run by your state Medicaid office

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May cover your Part B premium, and in some cases deductibles and coinsurance

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Income and asset limits vary by state

Extra Help (Part D)

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Run by Social Security

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Lowers Part D premiums, deductibles and copays

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Those enrolled in a Medicare Savings Program qualify automatically

If you qualify for both Medicare and full Medicaid, you may also be able to join a Dual Special Needs Plan. See help for low-income Part D beneficiaries.

If a Drug Is Not Covered

A drug you take may not be on a plan’s 2027 formulary, or it may come with a rule such as prior authorization. Even then, you have options:

If Your Drug Is Not Covered

1

Request a transition fill. During the first 90 days of a new plan or plan year, plans generally have to provide a temporary supply of a drug you already take, giving you time to change drugs or ask for an exception.

2

Talk to your doctor about other options. A covered drug from the same class could work just as well for less money.

3

Ask for a tiering or formulary exception. Your doctor sends a statement explaining why you need the drug or a lower copay. Plans have to decide within set time limits.

4

Challenge a denial. When the plan turns you down, you have the right to appeal through several levels of review.

See steps to appeal a Medicare Part D denial.

Your Medigap Open Enrollment Period in Detail

You get a six-month Medigap Open Enrollment Period beginning in the first month you are both 65 or older and enrolled in Part B. It occurs only once and can’t be restarted. During this period, insurers have to sell you any Medigap plan they offer in your state at the same price healthy people pay.

If you work past 65, keep employer coverage and postpone Part B, your Medigap Open Enrollment Period does not begin until you sign up for Part B. Signing up for Part B early when you do not need it starts the clock and can waste this protection.

Switching From Medicare Advantage to Medigap

Step by Step

1

See if you have a guaranteed issue right. One example is when your plan is ending or you are still in your first year of Medicare Advantage.

2

If you don’t, look up your state’s rules. A few states grant extra rights; most permit health questions.

3

Get your Medigap application in before leaving Medicare Advantage. Confirm your approval first.

4

Join a Part D plan. Medigap does not cover drugs.

5

Time your exit from Medicare Advantage correctly. Use Annual Enrollment or the window from January to March.

Medigap With Employer or Retiree Coverage

With coverage through a current employer, you may not need Medigap yet, and postponing Part B can save your Medigap Open Enrollment Period for later. Retiree coverage works differently: it can act like a supplement, so weigh it against Medigap before you give it up, since you may not be able to regain retiree coverage.

You generally have a guaranteed issue right to buy certain Medigap plans when employer or union coverage that pays after Medicare comes to an end.

Pre-Existing Condition Waiting Periods

When you purchase Medigap during your open enrollment period or under a guaranteed issue right, you generally cannot be turned down or charged extra because of health conditions. Even so, if you lacked creditable coverage beforehand, the insurer may apply a waiting period of up to six months before it pays for a pre-existing condition. Having had creditable coverage shortens or eliminates that wait.

The 30-Day Free Look Period

When you swap one Medigap policy for another, you generally have 30 days to decide if you want to keep the new one. During that period, pay both premiums, and hold off on canceling the old policy until you’re confident in the new one.

How to Read a Medigap Quote

Check Each Quote For

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Plan letter, so you compare like with like

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Monthly premium plus any first-year or enrollment discount

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Pricing method: community-rated, issue-age or attained-age

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Household or payment discounts applied

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Effective date and any application conditions

When a quote has an introductory discount, find out what the premium will be once it expires.

Common Medigap Mistakes

Avoid These

1

Letting your open enrollment period pass. After it ends, you may face health questions.

2

Picking on current price only. Pricing method and rate history count.

3

Forgetting Part D. The late penalty is permanent.

4

Switching from Medigap to Medicare Advantage with no way back planned. Returning could mean answering health questions.

5

Dropping a policy before the new one is approved. This could leave you with no coverage.

Medigap and Medicaid

With full Medicaid, you generally do not need Medigap, and insurers generally are not allowed to sell you a policy that duplicates Medicaid benefits. A Medicare Savings Program, if you qualify, may pay your Part B premium and sometimes deductibles and coinsurance; check whether a Medigap policy would still add value for you.

Getting Help

You do not need to compare plans by yourself, and help should not cost you anything. Here are the free options:

Free Help Comparing Plans

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Available any time: Medicare Plan Finder on Medicare.gov

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1-800-MEDICARE (1-800-633-4227), reachable 24 hours a day on all seven days of the week

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Your State Health Insurance Assistance Program (SHIP), which provides free, unbiased counseling

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A licensed agent or insurance broker, who can compare plans across several insurers for free

Gather your Medicare card, a list of your drugs and doses, your doctors and your preferred pharmacies before you call. That way a long conversation becomes a quick one.

Bottom Line

The Bottom Line

Wegovy for weight loss alone is generally not covered. If you take it for another approved medical use, check your 2027 formulary and prior authorization rules.

Compare plans and enroll online

Frequently Asked Questions

➤ Does Medicare Advantage cover Wegovy for weight loss?

Generally no, because Medicare drug coverage by law excludes drugs used for weight loss. A Medicare Advantage plan with drug coverage follows the same Part D rules, so Wegovy prescribed only for weight loss is generally not covered.

➤ Can a Medicare Advantage plan cover Wegovy for other uses?

Yes, some plans may cover Wegovy when it is prescribed for another FDA-approved medical use, such as reducing the risk of serious heart problems in some patients. Coverage depends on your plan’s formulary and usually requires prior authorization.

➤ What is prior authorization?

Prior authorization means your doctor must get approval from the plan before it will pay for a drug. For a drug like Wegovy, the plan typically reviews the diagnosis and medical records to confirm the covered use.

➤ How do I check whether my plan covers Wegovy?

Look up Wegovy in your plan’s 2027 formulary and note its tier and any restrictions. You can also enter it in Medicare Plan Finder when comparing plans, or call the plan to ask about coverage and prior authorization.

➤ What if my plan denies coverage for Wegovy?

You can ask for a formulary exception or file an appeal. Your doctor can support the request with medical information, and the plan must give you a written decision explaining your next appeal steps. Keep copies of all letters and records in case you need to appeal further.

➤ Does the 2027 out-of-pocket cap apply to Wegovy?

It applies only if your plan covers Wegovy. Covered drug costs count toward the $2,400 yearly cap for 2027, but if the plan does not cover the drug, what you pay does not count toward the cap.

➤ Does Original Medicare cover Wegovy?

Original Medicare Parts A and B generally do not cover drugs you take at home like Wegovy. Drug coverage comes from a Part D plan or a Medicare Advantage plan with drug coverage, and the same weight-loss exclusion applies.

➤ Should I switch plans to get Wegovy covered?

Switching only helps if the new plan covers Wegovy for your documented medical use. Compare formularies and prior authorization rules during Annual Enrollment, October 15 to December 7, 2026, before you switch. Coverage for weight loss alone is generally excluded under any plan.

➤ Does Medigap help pay for Wegovy?

No, Medicare Supplement plans do not cover prescription drugs. If you have Medigap, your drug coverage comes from a separate Part D plan, which follows the same weight-loss exclusion and formulary rules. Check each Part D plan’s formulary for your diagnosis and prior authorization rules.

Have Questions?

Speak with a licensed insurance agent

1-833-641-4938

TTY users 711

Mon-Fri: 8am-9pm ET

Find & Compare Plans Online

Speak with a licensed insurance agent

1-833-641-4938TTY 711

Mon-Fri: 8am-9pm ET

ZRN Health & Financial Services, LLC, a Texas limited liability company

( Medicare Expert )

Russell Noga is the CEO of ZRN Health & Financial Services, and head content editor of several Medicare insurance online publications. He has over 15 years of experience as a licensed Medicare insurance broker helping Medicare beneficiaries learn about Medicare, Medicare Advantage Plans, Medigap insurance, and Medicare Part D prescription drug plans.