Ellie Y. Chen, MD
Accepting new patients

Ellie Y. Chen, MD

  • Gastroenterology
Torrance Digestive Diseases | 2780 Skypark Drive, Suite 125, Torrance, CA 90505


Dr. Chen earned her undergraduate degree in biology with concentration in human nutrition at Cornell University before returning home to complete medical school at University of Wisconsin School of Medicine and Public Health. During medical school, she received the NIH T35 Ruth L. Kirschstein National Research Service Award and studied outcomes of bariatric surgery. She completed her residency in internal medicine at Baylor College of Medicine in Houston, Texas and fellowship in Gastroenterology at University of California, Los Angeles.  

Dr. Chen specializes in general gastroenterology with clinical expertise in disorders of the gut-brain interaction (IBS, functional dyspepsia, chronic constipation), motility disorders, esophageal and gastric disorders, celiac disease, colon cancer screening, inflammatory bowel disease, hepatology, colonoscopy, and endoscopy. During her fellowship, Dr. Chen received additional training in motility and disorders of the gut-brain interaction with the American Neurogastroenterology and Motility Society clinical training program. 

Dr. Chen is a member of the American College of Gastroenterology, American Gastroenterological Association, and American Neurogastroenterology and Motility Society. She is board certified in gastroenterology and internal medicine.


English, Chinese - Mandarin


Medical Board Certifications

Gastroenterology, American Board of Internal Medicine, 2023
Internal Medicine, American Board of Internal Medicine, 2020


Gastroenterology, University of California, Los Angeles, 2023


Internal Medicine, Baylor College of Medicine, 2020


MD, University of Wisconsin-Madison School of Medicine, 2017


Affiliate Site: Digestive Diseases at Providence Little Company of Mary Medical Center


Case presentation: Abdominal pain and constipation in a patient with fibromyalgia
Case presentation: Patient with IBS-D symptoms and POTS 2023
Case presentations: Managing a patient on prolonged restrictive diet with persistent symptoms and managing DGBI and coexistent psychological disorder 2023


  • 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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