Social Security Taxes Estimate how much of your Social Security benefit may be considered taxable. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Medicare Advantage Plans (Medicare Part C) Medicare Part C allows you to choose a Medicare Advantage plan. This article will help you decide if it's right for you. Protect Your Retirement Income Gain the confidence and ability to enjoy retirement the way it should be enjoyed. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions.