Donald Grewell, DO
Dr. Grewell is a board certified family physician, in clinical practice from 1988 until 2021, 8 years in private practice and 25 years with the Billings Clinic. He has been part-time faculty of the Montana Family Medicine Residency (MFMR) in Billings, Montana, since 2013, and was the director of Osteopathic education/Osteopathic recognition pathway in this program until 2020. He is a retired Army National guard veteran-8 years enlisted, 4 years as a warrant officer army aviator, then 16 years commissioned and senior flight surgeon, medical company commander, retiring as a LTC. He has been actively involved with the Montana Osteopathic Medical Association (MOMA) for 34 years, including as an officer, CME program director, and, for the last 13 years, as MOMA’s executive director. He has also been involved with the AOA’s house of delegates as a delegate from Montana for many years.
