Accepting New Patients

Elmer Chang, MD

4.9 out of 5 (85 Ratings)
Specialty
  • Gastroenterology
    (Board Certified)
Languages
Hokkien, Chinese - Mandarin, English
Primary Address | Office Details

27871 Medical Center Road

Suite 200

Mission Viejo, CA 92691

Phone: (949) 364-5090

Fax: (949) 364-5427

Medical Groups & Affiliations
  • Mission Heritage Medical Group
  • Providence

Offers Video Visits

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(949) 364-5090
  • Dr Elmer Chang is an amazing Dr .He always spends time with you and answers all the concerns and questions in a very detailed manner he's very pleasant and very caring thank you
    It was a good check up. He answered all my questions.
    Excellent
    Dr. Chang is the best.
    *Dr. Chang himself is wonderful!! His office staff, not so much, difficult to get in touch with, do not return calls in a timely manner.
    15 Total Comments Page 1 2 3   Next
  • Meet The Provider
    Biography

    Dr. Chang is a Board Certified Gastroenterologist who specializes in the evaluation and management of disorders of the gastrointestinal tract, pancreas, bile duct, and liver.

    He performs upper endoscopy and colonoscopy to screen for, diagnose, and treat a variety of gastrointestinal diseases and cancers.

    He also has expertise in several advanced endoscopic techniques including endoscopic retrograde cholangiopancreatography (ERCP), a procedure that is used to manage stones, strictures, and malignant obstruction of the bile duct. He is fluent in English, Mandarin, and Taiwanese.

    Dr. Chang graduated with degrees in molecular biology and economics from the Northwestern University, and received his medical degree from the Northwestern University Medical School. After finishing residency training in Internal Medicine from the Baylor College of Medicine, he completed a fellowship in gastroenterology and hepatology at the UCLA School of Medicine.

    During his fellowship, Dr. Chang was recruited into the Specialty Training and Advanced Research program at UCLA, where he conducted research in gut immunity and inflammatory bowel disease. In recognition of this research, he was granted a philosophical doctorate degree from the Department of Microbiology, Immunology, and Molecular Genetics at UCLA.

    He also received several awards for this work, including grants from the National Institute of Health and the Crohn's and Colitis Foundation of America.

    Following his fellowship training at UCLA, Dr. Chang pursued another year of advanced endoscopic fellowship at the UCSF School of Medicine, where he developed expertise in therapeutic ERCP, endoscopic ultrasound, gastrointestinal stricture remediation, and other advanced endoscopic procedures.

    Dr. Chang has published numerous abstracts and articles in the field of gut immunity, inflammatory bowel disease, and pancreaticobiliary disorders in peer-reviewed journals such as Gastroenterology, Journal of Clinical Investigation, and Journal of Immunology.

    He is a member of the American Gastroenterology Association, American Society of Gastrointestinal Endoscopy, American College of Gastroenterology, and American Medical Association.

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    Primary Specialties
    Primary Specialties
    • Gastroenterology
      (Board Certified)
    Other Specialties Associations Awards
    Awards
    National Institute of Health Grant Crohn's and Colitis Foundation of America Grant
    Education
    Education & Training
    • Medical School
      Northwestern University School of Medicine
    • Internship
      Baylor College of Medicine
    • Residency
      Baylor College of Medicine
    • Fellowship
      UCSF Medical Center at Parnassus - 2008
    • Fellowship
      UCLA Medical Center - 2007
    Certifications
    Certifications

    American Gastroenterology Association American Society of Gastrointestinal Endoscopy American College of Gastroenterology American Medical Association

    Areas of Expertise
    Areas of Expertise
    Colon cancer screening Heartburn or acid reflux Peptic ulcer disease Inflammatory bowel disease
 
  • Primary Location

Mission Heritage Mission Viejo - Gastroenterology Suite 200