Medicare Premium Calculator (IRMAA)
2024 Part B base $174.70/mo. IRMAA surcharge by MAGI tier.
+ STATUS_SEL +
⚠ Tax year 2024 figures. Estimates only — consult a tax professional.
About this tool
Medicare Premium Calculator (IRMAA) is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Tax & Government — US Federal. Browse more Tax & Government — US Federal tools.