MyHealthONE Patient Portal Fort Walton Beach Medical . Health (Just Now) MyHealthONE ® Patient Portal; Fort Walton Beach Medical Center 1000 Mar Walt Dr Ft Walton Beach, FL 32547 Telephone: (850) 862-1111. Patients & Visitors. Classes & Events Food and Nutrition Services Locations Pay Bill Online Pricing Information Registration . Fwbmc.com.