Dr. Gary S. Ruoff D.O. 201 S. Garfield Ave, Traverse City, MI 49686 Ph. 231-935-0580 Fax 231-935-0584. CLICK FOR INFORMATION. PRIVACY NOTICE. EFFECTIVE FRIDAY 8/6/2021 THE OFFICE WILL BE CLOSED ON FRIDAYS. AFTER HOURS. For emergencies or questions that cannot wait until regular office hours page Dr. Ruoff or the doctor on call at 935-0580. For ....