Family Medicine at Dexter Health Center. 7300 Dexter-Ann Arbor Rd. Ste.110. Dexter, MI 48130. 734-539-5000. Fax. 734-426-4370. Welcome to U-M Health System's Dexter Health Center. Our goal is to prevent illness, maintain good health and control disease. We do this by looking at the whole person, considering all aspects of your life when ....