The MyAdvantage account has direct access to our current Athena patient portal. Username or E-mail. Password. Only fill in if you are not human. Keep me signed in. Register Forgot your password? New Patients. Read Reviews > ... ROYAL OAK - (248) 645-0840 LAPEER - (248) 731-5442 Radiology Center - (248) 793-9795 Clarkston - (248) 384-8020.