Core Insights - The rising costs of healthcare, particularly Medicare premiums, are expected to create financial strain for retirees in 2026, with the standard monthly Medicare Part B premium increasing from $185 to $202.90, a rise of $17.90 [3][5] - Social Security benefits will see a 2.8% cost-of-living adjustment in 2026, translating to an average monthly benefit increase of $56, but this will be offset by the rise in Medicare premiums, leaving retirees with less disposable income [4][5] Medicare Premiums - The standard monthly Medicare Part B premium will increase to $202.90 in 2026, alongside an increase in the annual deductible from $257 to $283 [3] - Higher earners may face additional surcharges known as income-related monthly adjustment amounts (IRMAAs), which can significantly increase their total monthly Part B premiums based on their modified adjusted gross income [7][8] Income-Related Adjustments - For 2026, individuals with a modified adjusted gross income of less than or equal to $109,000 will not incur any IRMAA, while those earning above this threshold will see their premiums rise significantly, with the highest earners (over $500,000) facing a total monthly premium of $689.90 [7][8] - IRMAAs are determined based on income from two years prior, meaning 2024 income will dictate 2026 premiums [8] Financial Planning - Retirees are advised to prepare for these increased costs, as even those near the income thresholds for IRMAAs may find their retirement budgets impacted [10] - Consulting with financial advisors or accountants may help retirees find ways to legally reduce taxable income, potentially mitigating future Medicare costs [11]