Michael D. Hartzler, M.D. 67, of Ann Arbor passed away unexpectedly on Oct. 18, 2017, at St. Joseph Mercy Hospital. Dr. Hartzler is survived by his wife of 39 years, Pam (nee Fransted); sons, Scott M. and Dr. James P. (Preetha) Hartzler and the light of his life, granddaughter Allison. Also survived by his brother, Robert (Nancy) Hartzler, mother-in-law Betty Fransted and sister-in-law Linda Haas. Memorials in Dr. Hartzler’s name may be made to Catholic Relief Services P.O. Box 17090 Baltimore, MD 21297-0303 (877-435-7277) www.crs.org. Please share a memory of Dr. Hartzler with his family at www.muehligannarbor.com