Home Resources Our blog Avoiding the Part B Late Enrollment Penalty
Original Medicare
Feb 21, 2024

Avoiding the Part B Late Enrollment Penalty

medicare part b and money

Did you know that you could be fined up to 10% for each year you don’t enroll in Medicare Part B? If you were not aware of the Part B Late Enrollment Penalty, you’ll want to keep reading to learn more.

Medicare Part B covers medical services like doctor visits, outpatient care, medical supplies, and preventive services. Enrolling in Medicare Part B at the right time is key to avoiding unnecessary penalties and ensuring continuous healthcare coverage.

Here’s an explanation of the Medicare Part B Late Enrollment Penalty:

The Medicare Part B Late Enrollment Penalty explained:

  1. What It Is: The late enrollment penalty is an extra fee that is added to your monthly Part B premium if you didn’t sign up for Part B when you’re first eligible. [However, if you delayed signing up because you had credible coverage, you may be exempt from the penalty.]
  2. How It’s Calculated: The penalty is calculated as a 10% increase in your monthly premium for each 12-month period you were eligible for Part B but didn’t sign up for it. For example, if you were eligible for Part B for 24 months before you enrolled, your monthly premium could be 20% higher than the standard monthly premium.
  3. Continuous Penalty: The penalty is not a one-time fee; it’s an increased premium that you’ll have to pay for as long as you have Medicare Part B.


Enrolling in Medicare Part B is also important because it covers essential medical services that Medicare Part A does not, such as doctor visits, outpatient care, preventive services, and durable medical equipment. Without Part B, you would have to pay out of pocket for these services.

When should you enroll in Medicare Part B?

  • Initial Enrollment Period: You’re first eligible to enroll in Medicare Part B during your Initial Enrollment Period, which starts three months before the month you turn 65 and ends three months afterwards.
  • Special Enrollment Periods: If you didn’t enroll in Part B during your Initial Enrollment Period, you might qualify for a Special Enrollment Period later if you experience a qualified life event.
  • General Enrollment Period: Otherwise, you can sign up for Part B during the General Enrollment Period, which runs each year from January 1st to March 31st.


All in all, enrolling in Medicare Part B at the right time is important to avoid penalties and ensure you have medical coverage. It’s an essential step in managing your health and financial well-being overall. Medicare can be confusing, but you don’t have to go through it alone! Whether you have general questions or want to compare plans, our team of licensed Medicare Advisors is here to help.

For help with Medicare plans – or any questions you may have about Medicare – contact AMAC’s Medicare Advisory Service at 1-855-696-7535 or click the button below.

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