February 19, 2019 12:57 Updated Follow Yes. If you are on Medicare Part B or D, the annual letter from Social Security is enough proof for reimbursement. Related articles What happens if I have an interruption in state service 2 years from now after accumulating several thousand dollars in my account? What if I return 3 years later & eventually receive an unreduced retirement benefit & have more than 15 years of service? Will my INPRS benefits be reduced once I start getting Social Security? What happens to my HRA account if I leave state employment before I retire? Can my retiree health reimbursement account (501 account) be used to reimburse me for the cost of insurance premiums for coverage provided on the ACA exchange (the “Marketplace”)? What happens to the funds in my account if I am a retired participant and I do not submit any reimbursement claims for 6 months, a year, 5 years, or even longer?