Dr. Michael Mahr is an ophthalmologist in Rochester, Minnesota and is affiliated with multiple hospitals in the area, including Mayo Clinic and Mayo Clinic - Saint Marys Hospital. He received his medical degree from Washington University School of Medicine in St. Louis and has been in practice for 18 years. Dr. Mahr accepts several types of health insurance, listed below. He is one of 27 doctors at Mayo Clinic and one of 24 at Mayo Clinic - Saint Marys Hospital who specialize in Ophthalmology.