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5 Things to Know Before You Turn 65

## **Important Disclaimer:** *This information is for educational purposes only and does not constitute marketing of any specific Medicare plan. Please contact Medicare.gov, 1-800-MEDICARE, or your local State Health Insurance Assistance Program (SHIP) to get information on all of your options. This material is not affiliated with or endorsed by the federal Medicare program.*

**5 Things to Know Before You Turn 65**

**Quick Answer:** Before you turn 65, know these five critical things: (1) Your Initial Enrollment Period is only 7 months — missing it triggers permanent late enrollment penalties; (2) Medicare has four distinct parts (A, B, C, D) plus Medigap as an optional supplement — you must choose a path; (3) You may NOT be automatically enrolled if you're not yet collecting Social Security — you must enroll manually; (4) Your Medigap open enrollment window is one-time and lasts only 6 months — after it closes, you may be denied coverage or charged more; (5) Free professional help is available — licensed Medicare agents are compensated by insurance carriers, not by you. Don't navigate this alone.

Turning 65 is exciting — but it also comes with some of the most important healthcare decisions you'll make. Medicare enrollment isn't automatic for everyone, and the choices you make in the months around your birthday can affect your coverage and costs for years to come.

Here are five things every soon-to-be 65-year-old should know.

**1. Your Enrollment Window Is Smaller Than You Think**

Your Initial Enrollment Period (IEP) is a **seven-month window**: it starts three months before your 65th birthday month, includes your birthday month, and ends three months after.

That sounds like plenty of time, but it goes fast. If you miss this window, you'll have to wait for the General Enrollment Period (January through March), and you could face late-enrollment penalties that permanently increase your premiums.

**The penalty for late Part B enrollment is 10%** added to your premium for every 12-month period you were eligible but didn't sign up. That's not a one-time fee — it's for life. For someone who delays Medicare enrollment by two years, that's a 20% permanent premium increase on top of the standard $202.90 Part B premium in 2026.

For a complete breakdown of these penalties, see our dedicated post: **Medicare Part D Late Enrollment Penalty 2026** and **Missed Medicare Premiums in 2026**.

**2. Medicare Isn't Just One Thing**

When people say "Medicare," they usually mean the whole system — but it's actually made up of distinct parts. Understanding each one helps you make informed choices:

**Part A** covers hospital stays, skilled nursing, and hospice care. The 2026 deductible is $1,736 per benefit period.

**Part B** covers doctor visits, outpatient care, and preventive services. The 2026 premium is $202.90/month for most people, with a $283 annual deductible.

**Part C (Medicare Advantage)** bundles Parts A and B through a private insurer, often with extras like dental and vision, and always with an annual out-of-pocket cap ($9,350 in 2026).

**Part D** covers prescription drugs through a standalone plan (if you have Original Medicare) or as part of a Medicare Advantage plan.

You'll need to decide between **Original Medicare (Parts A + B, often paired with a Medigap supplement and Part D)** or **Medicare Advantage (Part C, which typically includes drugs)**. Each path has real trade-offs, and the best choice depends on your doctors, medications, and how you use healthcare.

For a full comparison, see our post: **Medicare Advantage vs. Medigap: Which Is Right for You in 2026?**

**3. You May Already Be Enrolled — or You May Not Be**

This is one of the most common sources of confusion, so read this carefully.

**If you're already receiving Social Security benefits when you turn 65**, you'll be automatically enrolled in Parts A and B. Your Medicare card will arrive in the mail about three months before your birthday.

**But if you haven't started Social Security yet**, you'll need to actively sign up through Social Security's website, by phone, or in person at your local office. Don't assume it happens automatically — that's one of the most common mistakes people make.

The stakes are high: if you miss your enrollment window and weren't automatically enrolled, you'll face late enrollment penalties. So verify your enrollment status well before your birthday.

**4. Your Medigap Window Is a One-Time Opportunity**

If you choose Original Medicare and want a Medicare Supplement (Medigap) plan to help cover deductibles and coinsurance, your best chance to enroll is during your **six-month Medigap Open Enrollment Period**. This starts the month your Part B coverage begins.

During this window, insurance companies must accept you regardless of health conditions and can't charge you higher premiums for pre-existing conditions. This is genuinely valuable — if you have any health issues, Medigap during this window costs the same as it would for someone perfectly healthy.

**Once this window closes, it doesn't reopen.** If you apply later, you may face medical underwriting and could be denied coverage entirely. Or you could be approved but charged significantly more. This is one of the most overlooked — and costly — Medicare deadlines.

If you think you might want Medigap coverage, enroll during those first six months. You can always cancel later if you change your mind, but you can't go back and get the guaranteed acceptance once the window closes.

**5. Free Help Exists — Use It**

You don't have to figure this out alone, and you certainly don't have to pay for help. Licensed insurance agents who specialize in Medicare are compensated by insurance carriers, not by you. That means you get professional guidance at no cost.

A good agent will:

• Review your medications to see which plans cover them
• Check which doctors accept which plans
• Compare costs side-by-side for all available options
• Help you enroll in the right plans
• Be available year-round when questions come up — not just during enrollment season

The worst Medicare mistake isn't choosing the wrong plan — it's not getting help and missing a deadline you didn't know existed.

**Frequently Asked Questions**

**When is my Initial Enrollment Period?**

Your Initial Enrollment Period (IEP) is a 7-month window that starts 3 months before the month you turn 65, includes the month you turn 65, and ends 3 months after. Example: if you turn 65 in June, your IEP runs from March 1 through September 30. Mark these dates on your calendar — missing the deadline triggers permanent late enrollment penalties.

**Will I be automatically enrolled in Medicare?**

It depends. If you're already receiving Social Security benefits when you turn 65, you'll be automatically enrolled in Parts A and B — your Medicare card will arrive in the mail. If you're NOT yet receiving Social Security, you must enroll manually through Social Security's website (ssa.gov), by phone (1-800-772-1213), or in person. Don't assume automatic enrollment — verify your status before your birthday.

**What's the late enrollment penalty if I miss my deadline?**

For Part B, the penalty is 10% of the standard premium for each 12-month period you delay — and it lasts as long as you have Medicare. For Part D, the penalty is 1% of the national base beneficiary premium ($38.99 in 2026) for each month without creditable coverage — also permanent. These are serious financial consequences, which is why the enrollment deadline matters so much.

**What is Medigap and when can I enroll?**

Medigap is a Medicare Supplement insurance policy that helps pay the gaps Original Medicare leaves — deductibles, copays, and coinsurance. Your best chance to enroll is during your one-time, 6-month Medigap Open Enrollment Period, which starts when you enroll in Part B at 65. During this window, insurers must accept you regardless of health conditions. After this window closes, applying for Medigap may require medical underwriting — you could be denied or charged more.

**Should I choose Medicare Advantage or Original Medicare + Medigap?**

This depends on your health, your doctors, your medications, and your budget. Medicare Advantage offers lower premiums and extra benefits but uses networks. Original Medicare + Medigap offers more freedom but higher premiums. For a detailed comparison, see our post **Medicare Advantage vs. Medigap: Which Is Right for You in 2026?** The right choice is personal to your situation.

**Do I need to do anything special if I'm still working at 65?**

If your employer has 20 or more employees and offers health coverage, you may be able to delay Medicare Part B without penalty. You'd use your employer coverage as primary and have 8 months after leaving that job to enroll in Part B without penalty. If your employer has fewer than 20 employees, Medicare becomes primary at 65 — you should enroll even if you have employer coverage. Ask your HR department about your employer's size and coverage rules.

**The Bottom Line on Turning 65**

Medicare doesn't have to be overwhelming. Start early, understand your timeline, and don't be afraid to ask questions. The decisions you make now will shape your healthcare coverage for years to come — and a little preparation goes a long way.

Key takeaways:

• Mark your IEP dates and don't miss enrollment
• Understand whether you'll be automatically enrolled or need to enroll manually
• Protect your Medigap six-month window if you think you'll need it
• Don't skip the choice between Medicare Advantage and Original Medicare — it matters
• Use free professional help — it's genuinely free and genuinely valuable

You've got this. The fact that you're reading this before you turn 65 puts you ahead of most people.

**Need Additional Help?**

For questions about Medicare enrollment as you approach 65:

• Visit **Medicare.gov** to learn about all your options and start comparing plans
• Call **1-800-MEDICARE** for personalized guidance on your situation
• Contact your local **State Health Insurance Assistance Program (SHIP)** for free, unbiased counseling
• Speak with a **licensed Medicare insurance agent** at no cost to you
• See our companion posts for deeper dives:
  • **Medicare Advantage vs. Medigap: Which Is Right for You in 2026?**
  • **How Much Does Medicare Cost in 2026?**
  • **Understanding Your Medicare Summary Notice (MSN)**

**Required Compliance Disclaimers:**

*For agent use only. Not affiliated with the U.S. federal government or federal Medicare program. This information is provided for educational purposes only and does not constitute marketing of any specific Medicare plan.*

*For official Medicare information, please visit Medicare.gov or call 1-800-MEDICARE. You can also contact your local State Health Insurance Program (SHIP) for personalized assistance.*