IRMAA Calculator
Enter filing status and 2024 MAGI to estimate whether the 2026 Medicare income surcharge applies. The result stays simple first; bracket details and appeal notes are below if you want them.
See all 2026 brackets
| Income range | Part B IRMAA | Part B total | Part D IRMAA | Annual IRMAA |
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Planning and appeal notes
The two-year lookback matters. Your 2026 IRMAA is based on your 2024 tax return. Income changes in 2026 usually affect 2028 Medicare premiums.
You may be able to appeal. Retirement, divorce, death of a spouse, reduced work hours, or loss of income-producing property can qualify for Form SSA-44.
IRMAA has cliff thresholds. Going $1 over a threshold can trigger the full surcharge for that tier, so Roth conversions, RMDs, and capital gains should be planned with the bracket line in mind.
Figures use 2026 Medicare IRMAA amounts and the 2026 standard Part B premium of $202.90/month. This calculator is educational only; Social Security makes the official IRMAA determination. Jon Perkins, Licensed Independent Medicare Advisor - Blue Springs, MO - 816-291-3655.