Dave was born in Aberdeen, SD on January 9, 1959, and grew up on a farm just south of the city. He graduated from Aberdeen Central High School and Northern State University. He received his medical degree from the University of South Dakota. He married his love Suzi Gillett and was blessed with and loved his two children Nicole and Kevin. Dave enjoyed being an anesthesiologist at St.Vincent’s hospital. You knew Dave was in the room when you heard “hey boss”. Dave enjoyed teaching and sharing his knowledge with others. Dave passed away on Sunday January 6, in his home surrounded by love. Dave is proceeded in death by his father Edwin, and brother Alan. He is survived by his wife Suzi, his children Nicole and Kevin, his mother Beth Rietz-Walth (Myron), his brother Steve, sister Janelle Rietz-Kamenar (Tim), sister in law Linda and nieces/nephews. Dave’s memorial service will be held at King of Glory Lutheran Church on Saturday January 12 at 2pm. In lieu of flowers, memorials can be made to the Dave Rietz Health Education Endowment. Please make checks payable to St. Vincent Healthcare Foundation, 1106 N. 30th Street, Billings, MT 59101 or to the ALS Evergreen Chapter 19226 66th Avenue South Suite L -105, Kent, WA 98032.