Estimate your lifetime monthly penalty for delaying Medicare Part B enrollment.
Enter your details to calculate potential penalties.
Count the months after your Initial Enrollment Period ended (typically age 65).
Typically, this must be from an active employer with 20 or more employees.
Enter your details on the left to see your estimated penalty.
Disclaimer: For educational purposes only. Not insurance advice. Penalty estimates are based on the current standard Medicare Part B premium ($202.90 for 2026) and publicly available Medicare program rules. Your actual penalty may differ depending on your specific circumstances, income-related monthly adjustment amounts (IRMAA), and official determinations by the Social Security Administration. Contact a licensed agent or Medicare.gov for guidance specific to your situation.
