Jenny S. Sauk, MD
Accepting new patients

Jenny S. Sauk, MD

  • Gastroenterology|
  • Inflammatory Bowel Disease Gastroenterology
Average rating: 5.0
| 92 ratings
Westwood Digestive Diseases | 100 Medical Plaza, Suite 345, Los Angeles, CA 90024


  • Director, Clinical Care, UCLA Center for Inflammatory Bowel Diseases

Dr. Sauk received her undergraduate degree from Yale University and earned her medical degree from University of Chicago Pritzker School of Medicine. She subsequently completed her internal medicine residency at New York Presbyterian Hospital Weill-Cornell Medical Center and her gastroenterology fellowship at Mount Sinai School of Medicine in New York. After completing her gastroenterology fellowship, she joined Mount Sinai’s faculty as the Gerald and Ruth Crohn Dickler Faculty Scholar in Inflammatory Bowel Diseases. Dr. Sauk subsequently joined the faculty at Massachusetts General Hospital (MGH) and developed a specialized practice in IBD at the MGH Crohn’s and Colitis Center. Her clinical interest remains in the inflammatory bowel diseases, specifically ulcerative colitis, and Crohn’s disease. Dr. Sauk’s research interests have centered on clinical outcomes in inflammatory bowel disease. She is board certified in gastroenterology.




Medical Board Certification

Gastroenterology, American Board of Internal Medicine, 2010


Gastroenterology, Mount Sinai Medical Center, 2010


Internal Medicine, New York Presbyterian Hospital of Columbia and Cornell Universities, 2007
Internal Medicine, University of Chicago Hospitals, 2006


Internal Medicine, University of Chicago Hospitals, 2005


MD, University of Chicago Pritzker School of Medicine, 2004

Hospital Affiliations

Ronald Reagan UCLA Medical Center


Practical consideratons for pregnancy and IBD 2023
Ulcerative colitis cases 2022
Crohn's disease cases 2022
Ulcerative colitis and Crohn’s disease cases 2021
Management of ulcerative colitis 2020
Management of Crohn's disease 2020
Inflammatory bowel diseases: Management of Crohn’s disease 2019
Inflammatory bowel diseases: Ulcerative colitis 2019
Inflammatory bowel diseases: Ulcerative colitis 2018
Inflammatory bowel diseases: Crohn’s disease 2018



  • Clinical outcomes in inflammatory bowel disease
  • Intestinal microbiome


  • Aetna
  • Anthem Blue Cross
  • Blue Shield of California
  • Centivo
  • Cigna
  • First Health
  • Health Net of California
  • Interplan (part of HealthSmart)
  • L.A. Care
  • MultiPlan
  • UFCM Health System
  • Prime Health Services
  • Private Healthcare Systems (PHCS)
  • UnitedHealthcare

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  • Super Doctors® Southern California, 2024
  • Southern California Super Doctors®, 2022
  • Top Doctors, Los Angeles Magazine, 2021