Internal Medicine, Dentistry • 11 Providers. 3145 W Clark Rd Ste 401, Ypsilanti MI, 48197. Make an Appointment. (734) 528-5700. Telehealth services available. Washtenaw Internal Medcn Assocs is a medical group practice located in Ypsilanti, MI that specializes in Internal Medicine and Dentistry. Providers Overview Location Reviews..