Jonathan Sack, MD

Dr. Jonathan Sack is a gastroenterologist in Los Angeles, California and is a Board Certified Colon and Rectal Surgeon with over 20 years experience.

Qualifications: Medical School at the University of Florida, General Surgery Residency Training at the University of Alabama at Birmingham (UAB).

Interests: Sphincter-sparing surgery for low rectal cancer, reconstructive surgery for ulcerative colitis (ileal pouch procedure), and treatment of hereditary colorectal cancer syndromes including FAP, attenuated APC, and HNPCC (Lynch syndrome).

Specializations: Colon and Rectal Cancer, Inflammatory Bowel Disease (including Crohn’s disease and Ulcerative Colitis), Anorectal Disorders and Pelvic Floor disorders, Advanced Laparoscopic Surgery and Endoscopy. He is one of 6 doctors at Ronald Reagan UCLA Medical Center and one of 4 at UCLA Medical Center-Santa Monica who specialize in Gastroenterology.