Turning 65 is an exciting milestone—but it also brings important Medicare decisions. With multiple enrollment periods, coverage options, and deadlines to understand, even a small mistake could lead to delayed coverage, unexpected expenses, or lifelong penalties.
Here are seven common Medicare enrollment mistakes and how you may be able to avoid them.
1. Assuming Medicare Enrollment Is Always Automatic
Some people are automatically enrolled in Medicare Parts A and B, while others must enroll themselves.
If you are already receiving Social Security or Railroad Retirement Board benefits before turning 65, enrollment may happen automatically. If you are not receiving these benefits, you will generally need to sign up for Medicare.
Do not assume your coverage will begin automatically. Confirm your enrollment status before your 65th birthday.
2. Missing Your Initial Enrollment Period
Your Medicare Initial Enrollment Period is a seven-month window that generally includes:
- The three months before your 65th birthday month
- The month you turn 65
- The three months after your birthday month
Waiting too long could delay your coverage and may result in late-enrollment penalties. Beginning the process before your birthday month can help prevent gaps in coverage.
3. Believing You Can Delay Medicare Because You Have Any Health Insurance
Not every type of health coverage allows you to delay Medicare without consequences.
Coverage through your or your spouse’s current employer may allow you to postpone certain parts of Medicare. However, COBRA, retiree insurance, Marketplace coverage, and some coverage from a smaller employer may not protect you from late-enrollment penalties.
Before delaying Medicare, confirm whether your existing insurance is considered creditable coverage and how it coordinates with Medicare.
4. Choosing a Plan Based Only on the Monthly Premium
A low monthly premium can look attractive, but it does not tell the whole story.
You should also consider:
- Deductibles and copayments
- Annual out-of-pocket limits
- Prescription drug coverage
- Provider networks
- Specialist access
- Travel coverage
- Additional benefits
- Prior authorization requirements
The plan with the lowest premium is not always the plan with the lowest overall cost.
5. Failing to Review Prescription Drug Coverage
Medications can represent a significant portion of your healthcare expenses. Medicare drug plans have different formularies, preferred pharmacies, deductibles, and cost-sharing requirements.
Before enrolling, check whether:
- Your prescriptions are covered
- Your pharmacy participates in the plan’s network
- Quantity limits or prior authorization rules apply
- A mail-order option is available
- Lower-cost alternatives may be appropriate
Even if you currently take few or no medications, going without creditable prescription drug coverage could result in a late-enrollment penalty if you need coverage later.
6. Assuming Your Doctors Accept Every Medicare Plan
A doctor who accepts Original Medicare may not participate in every Medicare Advantage network. Likewise, certain specialists, hospitals, and healthcare systems may have plan-specific restrictions.
Before choosing coverage, verify that your preferred providers accept the exact plan you are considering. Contact both the insurance company and the provider’s office, since online directories may not always reflect recent changes.
7. Enrolling Once and Never Reviewing Your Coverage Again
Medicare plans can change their premiums, benefits, drug coverage, provider networks, and cost-sharing requirements each year. Your health needs and prescriptions may also change.
Review your coverage during the Medicare Annual Enrollment Period, which generally runs from October 15 through December 7. A yearly review can help determine whether your current plan remains suitable for the coming year.
Questions to Ask Before Enrolling in Medicare
Before making a decision, consider asking:
- When does my Initial Enrollment Period begin?
- Should I enroll in Medicare if I am still working?
- Is my current insurance considered creditable coverage?
- Are my doctors and hospitals included?
- How will my prescriptions be covered?
- What could I pay beyond the monthly premium?
- Will I have coverage while traveling?
- Could my choice affect my future coverage options?
Medicare Is Not One-Size-Fits-All
The right Medicare coverage depends on your healthcare needs, medications, preferred providers, budget, and lifestyle. A solution that works well for a friend or spouse may not be the best fit for you.
Understanding your options before enrolling can help you avoid costly mistakes and approach retirement with greater confidence.
Get Help Understanding Your Medicare Options
You do not have to navigate Medicare alone. A knowledgeable Medicare professional can help you compare available options, understand potential costs, and identify coverage that fits your individual needs.
Turning 65 soon? Contact us today to schedule a complimentary Medicare coverage review.
This content is provided for educational purposes only and is not intended as legal, tax, or medical advice. Plan availability, benefits, costs, and provider networks vary by location and may change. We do not offer every plan available in your area. Please contact Medicare.gov, 1-800-MEDICARE, or your local State Health Insurance Assistance Program for information about all available options.