Jul 16, 2018 · 1. Open your mobile device web browser 2. Go to www.TRICAREOnline.com 3. Log in using a DS Logon Premium or DFAS myPay account 4. Tap the menu button 5. Tap “Add to Home Screen” Appointments Make new MTF appointments Manage or cancel appointments Receive notifications Prescription Refill Refill prescriptions View prescription status.