RetirementAdvisorPro Blog
Retirement Income, IRMAA & Medicare Planning Insights
Practitioner analysis by Mark Annese for financial advisors — the math between the gross number on the statement and the check clients actually keep.
October 7, 2026
How Large 401(k) Balances Trigger Retirement Taxes — and How Roth Accounts Help Avoid Them
A $2 million 401(k) forces a $75,472 withdrawal at 73 and makes 85% of Social Security taxable. Modeled from 73 to 95, a surviving spouse pays $795,611 in federal tax and IRMAA — versus $533,325 if both live. Converting $80,000 a year from 65 to 72 costs $64,058 and cuts the survivor's total to $401,176.
September 14, 2026
Qualified vs. Non-Qualified Annuities: Same Check, Different Medicare Bill
The same $7,815-a-month annuity adds $93,780 a year to Medicare income when it is qualified and $31,323 when it is non-qualified. On a modeled single filer whose Social Security and remaining 401(k) never trigger a surcharge through 90, funding it from the 401(k) triggers one every year from 67; funding it with after-tax money triggers nothing until 84. The five standard distinctions, followed two years forward into IRMAA.
August 21, 2026
Your Social Security Has a Gross and a Net: What a Roth Conversion Changes
A Roth conversion never changes the benefit — it changes what the retiree keeps. A modeled single filer keeps $193,305 more of the same $1,575,798 lifetime benefit: less of it taxable, $193,305 less withheld for Medicare surcharges, and a survivor angle most plans never run.
August 3, 2026
Taxed on Money They Never Received: Medicare Premiums and the Social Security Tax Bill
Medicare premiums leave a Social Security benefit before the check is issued — but they are never removed from the amount the IRS taxes. A modeled single filer is taxed on $39,780 and receives $38,017, and by 81 the benefit is gone entirely while the tax bill remains.
July 28, 2026
Same Gift, Two Prices: How a $5,000 Donation Triggers $2,296.80 in Medicare Surcharges
A QCD reduces MAGI; a charitable deduction doesn’t. Because IRMAA is a cliff set on MAGI from two years prior, the same $5,000 gift to the same charity can trigger $2,296.80 of Medicare surcharges — or none at all.
July 19, 2026
The Widow’s Penalty: Why the Same Retirement Costs $82,352 as a Couple — and $342,386 for the Widow
One death date changes a household’s lifetime Medicare surcharges from $82,352 to $342,386 — paid alone, on less income. The year-by-year math advisors should run before any conversion plan.
July 15, 2026
How a Roth Conversion Can Erase the New Senior Deduction (and Trigger IRMAA)
A $100,000 Roth conversion can raise taxable income by $112,000 and queue up IRMAA surcharges two years later. The math advisors need before converting.