Directions to AdventHealth Medical Group Cardiology at Sun 'n Lake - A hospital department of AdventHealth Sebring AdventHealth Medical Group Cardiology at Sun 'n Lake - A hospital department of AdventHealth Sebring 4638 Sun N Lake Blvd Sebring, FL 33872 Call AdventHealth Medical Group Cardiology at Sun 'n Lake - A hospital department of AdventHealth Sebring at863-386-0055