2. How do I file an appeal? Posted on September 11, 2017 at 12:33 pm.Written by advantage_admin You may print out the following forms to send the information: You may call 1-888-620-1919 to file an appeal, from Monday thru Sunday, from 8:00 am to 8:00 pm. TTY/TDD users may call 1-866-620-2520. You may also: send an email to .moc.1760524551egatn1760524551avdas1760524551ss@se1760524551cnave1760524551irg-s1760524551laepp1760524551a1760524551 send a fax to (787) 993-3261. mail your appeals to: Triple-S Advantage Department of Grievances and Appeals PO Box 11320 San Juan, PR 00922 Post navigation 1. How do I file a grievance with Medicare?3. What is an appeal?