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Faculty & Staff

Glenn Ault, M.D.

Glenn Ault, M.D., MSEd., F.A.C.S., F.A.S.C.R.S.
Associate Professor of Colorectal Surgery
Department of Surgery / Division of Colorectal Surgery

USC Norris Cancer Center and Hospital
1441 Eastlake Avenue, Suite 7418
Los Angeles, CA 90033-4612
Tel: (323) 442-4093
Fax: (323) 442-3194







  • LAC+USC Medical Center
  • USC Norris Comprehensive Cancer Center and Hospital

Areas of Treatment

  • Colon and Rectal Cancer
  • Recurrent Colon and Rectal Cancer
  • Inflammatory Bowel Disease
  • Benign Colorectal Problems including Diverticulitis
  • Star Procedure (Stapled Trans-Anal Rectal Resection for Obstructive Defecation
  • Minimally Invasive Colorectal Surgery
  • Anorectal Diseases (Hemorrhoids, Fistulas, Fissure)
  • Screening and Therapeutic Colonoscopy


  • Colorectal Surgery


Dr. Glenn T. Ault graduated from the Hahnemann University School of Medicine in Philadelphia, PA and completed his surgical training here at the University of Southern California. Dr. Ault went on to complete his training in colorectal surgery in June 2004 at the Keck School of Medicine of USC. Upon completion of his colorectal training, he joined the faculty as Assistant Professor of Colorectal Surgery in July 2004. In addition, Dr. Ault is the Chief of Service for the Department of Colorectal Surgery at LAC+USC Medical Center.

Dr. Ault’s major areas of research interests include Colon and Rectal Cancer, Recurrent Colon and Rectal Cancer, as well as Benign Colon, Rectal and Anal Conditions.

Because of an interest in education, Dr. Ault completed a Masters Degree in Education at USC in 1999.


  • Doctor of Medicine, Hahnemann University School of Medicine, Philadelphia, Pennsylvania, 1993
  • Masters of Science in Education, University of Southern California, Los Angeles, California, 1999


  • Hahnemann University Hospital, 1993 - 1994
  • LAC+USC Medical Center, 1994 - 1995


  • Surgery, Keck School of Medicine, University of Southern California, 1995 - 2002
  • Colorectal Surgery, Keck School of Medicine, University of Southern California, 2003 - 2004


  • Surgical Education Research Fellow, University of Southern California, 1997 - 2000
  • Colorectal Surgery Research Fellowship, Keck School of Medicine, University of Southern California, 2002 - 2003

Board Certification

  • American Board of Surgery
  • American Board of aColon and Rectal Surgery

Professional Society Memberships


  • English


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Appointments (323) 865-3690


USC Colorectal Surgery
1450 San Pablo Street
Healthcare Consultation Center 4
Suite 6200
Los Angeles, CA 90089

Phone: (323) 865-3690
Fax: (323) 865-3671

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