Directions to AdventHealth Medical Group Internal Medicine at Volusia Avenue AdventHealth Medical Group Internal Medicine at Volusia Avenue 999 S Volusia Ave Orange City, FL 32763 Directions to AdventHealth Medical Group Internal Medicine at Volusia Avenue AdventHealth Medical Group Internal Medicine at Volusia Avenue 999 S Volusia Ave Orange City, FL 32763 Call AdventHealth Medical Group Internal Medicine at Volusia Avenue at386-775-7001