We found 2 providers named 'Ruby Marr' nationally.
Dr. Ruby Marr is an adult hospital medicine specialist in Ann Arbor, MI and Ypsilanti, MI. Dr. Marr is a graduate of Wayne State University School of Medicine. She completed her residency training at Saint Joseph Mercy Health System. She is in-network for Medicare insurance. She is affiliated with the University of Michigan (U-M) Health System and St. Joseph Mercy Chelsea.