Davidson Stephen M DO is a Phoenix, Arizona osteopathic medical practice led by Stephen Myles Davidson, D.O. The practice is limited to osteopathic manipulative medicine and homeopathy. Dr. Davidson holds a Certificate of Competency from the Cranial Academy, a Certificate of Special Proficiency from the American Osteopathic Board of Special Proficiency in Osteopathic Manipulative Medicine, and completed a general rotating internship at South Bend Osteopathic Hospital in 1977.