Colon and Rectal Surgery Clinical Expertise Faculty Faculty Division of Colon and Rectal Surgery, Department of Surgery Home About Campus & Community Resources Surgery: Divisions > Colon and Rectal Surgery > Faculty Meet Our Faculty Michael Stamos, MD Michael Stamos is a professor of surgery, dean of the School of Medicine and founder of the Division of Colon and Rectal Surgery. He is a past president of the American Society of Colon and Rectal Surgery and a past president of the American Board of Colon and Rectal Surgery, which certifies physicians to practice in the field. Joseph Carmichael, MD Joseph Carmichael, MD, is a professor of surgery, chief medical officer of UCI Health and chief of the Division of Colon and Rectal Surgery at UCI School of Medicine. Steve Mills, MD Steve Mills, MD, is a professor of surgery and program director of the Colon and Rectal Surgery Fellowship program. Skandan Shanmugan, MD Skandan Shanmugan, MD, is an associate professor of surgery and director of the National Accreditation Program for Rectal Cancer at UCI. Valery Vilchez Parra, MD Valery Vilchez Parra, MD, is an assistant professor of surgery in the Division of Colon and Rectal Surgery at UCI. Matthew Whealon, MD Matthew Whealon, MD, is an assistant professor of surgery, the associate program director for the General Surgery Residency program and associate program director of the Colon and Rectal Surgery Fellowship program at UCI School of Medicine.