To appeal the overpayment you must fill out a form called Request for Reconsideration and file it at your local Social Security office. We inform people about the fact and amount of the overpayment, their right to appeal, and the options to repay or, in some cases, receive waivers for the debt.You can call (617) 626-6800 to have a Request for a Waiver of Overpayment application mailed to you. You can apply for a waiver of overpayment at any time.