Doctors

Each of the Mayo Clinic colorectal surgeons is a leader in his or her field, and board certified by both the American Board of Surgery and by the American Board of Colon and Rectal Surgery.

  • Tonia M. Young-Fadok, M.D.

    Tonia M. Young-Fadok, M.D.

    • Tonia M. Young-Fadok, M.D., is a graduate of Oxford University Medical School, England. She completed her surgical residency at St. Elizabeth's Medical Center, in Boston, and subsequently her fellowship in colon and rectal surgery at Mayo Clinic in Rochester, Minnesota. She is a professor of surgery in the Mayo Clinic College of Medicine.

      Her practice is focused on the application of minimally invasive techniques, including single-incision surgery.

      Dr. Young-Fadok serves in leadership roles in several national and international societies, including the American Society of Colon and Rectal Surgeons, the Society of American Gastrointestinal and Endoscopic Surgeons, and as president of the International Society for Digestive Surgery.

  • David A. Etzioni, M.D.

    David A. Etzioni, M.D.

    • David A. Etzioni, M.D., is a graduate of the University of Pennsylvania Perelman School of Medicine. He completed his surgical residency at UCLA, and subsequently his fellowship in colon and rectal surgery through the University of Minnesota. After completing his training, he was a faculty member at the University of Southern California for three years prior to joining Mayo Clinic's campus in Arizona in 2010. He is an associate professor of surgery in the Mayo Clinic College of Medicine.

      His practice is focused on minimally invasive and robotic surgery for colorectal resections, as well as anorectal disease.

      Dr. Etzioni is active as a researcher and leader in the American Society of Colon and Rectal Surgery. He also serves on the editorial board of the leading journal in his field, Diseases of the Colon & Rectum.

  • Nitin Mishra, M.D.

    Nitin Mishra, M.D.

    • Nitin Mishra, M.D., is a graduate of Medical College, Kolkata. He completed his surgical residency at North Shore University-Long Island Jewish Medical Center in New York and subsequently his fellowship in colon and rectal surgery at Lahey Clinic in Massachusetts. After completing his training, he was a faculty member at the colorectal surgery fellowship program sponsored by Rutgers University in New Jersey for three years prior to joining Mayo Clinic's campus in Arizona in 2015. He is an assistant professor of surgery at Mayo Clinic College of Medicine.

      Dr. Mishra's practice is focused on the application of minimally invasive techniques, including robotic surgery, for colorectal resections. His clinical field of interest is colorectal cancer.

      Dr. Mishra serves in leadership roles in several national and international societies, including the American Society of Colon and Rectal Surgeons. He is a founding member of the Association of Minimal Access Surgeons of India and an intercollegiate member of the Royal College of Surgeons of England (MRCS).