05/29/2026
You just did a Roth IRA conversion which seemed like a smart move for long-term tax planning. However, two years from now that conversion pushes your MAGI just over the next IRMAA tier, triggering thousands of dollars in additional Medicare premiums you didn’t see coming. 😡 This additional amount is doubled for a married couple.
The Medicare premium surcharge is known as IRMAA (Income-Related Monthly Adjustment Amount) is an additional amount added to your monthly Medicare Part B & Part D premiums if your Modified Adjusted Gross Income exceeds established limits.