Administrative Relief and Accurate Medicare Payments Act of 2013 - Amends title XVIII (Medicare) of the Social Security Act to establish a maximum period of: (1) 2 years for submission of Medicare part B (Supplementary Medical Insurance) claims originally submitted by hospitals as Medicare part A (Hospital Insurance) claims, and (2) 60 days for certain such submissions for one-day stays.
Reduces from 4 to 3 fiscal years the maximum look-back period under the Medicare Integrity Program for the audit and recovery activities of recovery audit contractors.