A Comprehensive Guide to Income-Related Monthly Adjustment Amounts
Learn about Medicare IRMAA 2025 Brackets, how they're calculated, and how they impact your Medicare premiums. Explore strategies for minimizing IRMAA costs and appealing IRMAA decisions in this comprehensive guide.

Understanding Medicare IRMAA 2025 Brackets is crucial for financial planning in retirement. These income-related monthly adjustment amounts impact how much beneficiaries pay for Part B (medical insurance) and Part D (prescription drug coverage). Medicare IRMAA 2025 Brackets are based on your 2023 income, so planning is essential.
Medicare IRMAA 2025 Brackets are income thresholds. These thresholds determine the surcharge on your standard Part B and Part D premiums. Higher income means a higher surcharge for those enrolled in Original Medicare, Medicare Advantage plans and Part D drug plans.
IRMAA surcharges have a "cliff" structure, unlike tax brackets. Exceeding an income threshold by even a dollar increases your Medicare premium and places you in the next bracket. This translates to higher payments.
Medicare IRMAA 2025 Brackets are based on your 2023 modified adjusted gross income (MAGI). This MAGI is similar to the MAGI for Affordable Care Act subsidies, but not identical.
Your MAGI for IRMAA purposes is your adjusted gross income (AGI) plus any tax-exempt interest (such as municipal bond interest). Both of these can be found on your IRS Form 1040.
[Table updated November 1, 2024, with estimated Part B and Part D premiums from the 2024 Medicare Trustees Report.]
| 2023 MAGI (Single) | Part B Premium | Part D Surcharge |
|---|---|---|
| ≤ $106,000 | $185.00 | $0.00 |
| $106,000 - $133,000 | $259.00 | $13.70 |
| $133,000 - $166,000 | $370.00 | $35.30 |
| $166,000 - $199,000 | $481.00 | $57.00 |
| $199,000 - $500,000 | $592.00 | $78.60 |
| ≥ $500,000 | $628.90 | $85.80 |
| 2023 MAGI (Couple) | Part B Premium | Part D Surcharge |
|---|---|---|
| ≤ $212,000 | $185.00 | $0.00 |
| $212,000 - $266,000 | $259.00 | $13.70 |
| $266,000 - $332,000 | $370.00 | $35.30 |
| $332,000 - $398,000 | $481.00 | $57.00 |
| $398,000 - $750,000 | $592.00 | $78.60 |
| ≥ $750,000 | $628.90 | $85.80 |
There are several strategies financial professionals can use to help clients minimize or avoid IRMAA surcharges:
Learn more about strategies to reduce your MAGI and potentially avoid IRMAA.
If you've experienced a life-changing event, you may be able to appeal your IRMAA determination. Qualifying events include:
To appeal, complete Form SSA-44 and submit it to your local Social Security office. Learn more about the IRMAA appeal process.
Our Healthcare Retirement Planner helps financial professionals calculate IRMAA costs and plan for Medicare surcharges.
Schedule a DemoDisclaimer: This article is educational content for financial professionals. It is not investment, tax, legal, insurance, or accounting advice, and it is not a recommendation of any security, strategy, or product. Any examples, figures, and calculations are hypothetical illustrations based on the stated assumptions and on tax and Medicare rules in effect at the time of writing, which are subject to change; they are not predictions or guarantees, and individual results will differ. RetirementAdvisorPro is not a registered investment adviser, broker-dealer, insurance agency, law firm, or accounting firm, and nothing here creates an advisory or professional-client relationship. Consult a qualified financial, tax, or legal professional regarding your specific circumstances. See our full disclosures.
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