Ian F. Dunn, M.D., has been named chairman and a professor of the Department of Neurosurgery at the University of Oklahoma College of Medicine. He will also hold the Harry Wilkins, M.D. Chair in Neurosurgery.

Neuroradiologist Khairuddin Memon, M.D., has established his medical practice at OU Physicians. He has also been named an assistant professor of radiology for the University of Oklahoma College of Medicine. 

Otolaryngologist Edward T. El Rassi, M.D., has established his practice with OU Physicians. He has also been named an assistant professor with the University of Oklahoma College of Medicine. Otolaryngologists treat patients for conditions relating to the ear, nose and throat.

Brian A. Chenoweth, M.D., has established his practice with OU Physicians. He has also been named an assistant professor of orthopedic surgery with the University of Oklahoma College of Medicine.