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  • Professional Statement

    Dr. Dennis S. Riff is the founder of AGMG medical group. Born in Philadelphia, Pennsylvania, he is the father of four children including a son in medical school who will hopefully be joining the practice in the future. Dr. Riff is the author of multiple articles appearing in the literature on the treatment of diseasse of the gastrointestinal tract and on multiple other conditions.

    Dr. Riff went to Franklin and Marshall College and then to Jefferson Medical College. He graduated from both schools with distinction and went on to do his internship in internal medicine at Thomas Jefferson University Hospital in Philadelphia. He is certified by the Board of Internal Medicinie. Dr. Riff moved to California in 1972 and did a residency in internal medicine as well as completed a fellowship in Gastroenterology at University of California Irvine. He started clinical practice in Anaheim in 1976 with all other doctors joining him thereafter.

    Dr. Riff is skilled in all endoscopic procedures and has done thousands of colonoscopies and upper gastrointestinal endoscopies. He is a compassionate and warm individual and an experienced physician in both Internal Medicine and Gastroenterology.

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