Enrollment Revalidation: Pitfalls and TipsSenft, Donna J. PT, JDAuthor informationDONNA J. SENFT, PT, JD, is a Principal in Ober/Kaler's Health Law Practice Group. Ms. Senft maintains a blog on Medicare enrollment issues atwww.MedicareforGeeks.com.Geriatric Nursing 33(2):p 131-133, March 2012.Copyright © Mosby-Year Book Inc. 2012. All Rights Reserved.