About us




Charles D. Gerson, M.D.

  • Attending Physician in Gastroenterology, Mount Sinai Hospital
  • Clinical Professor of Medicine, Mount Sinai School of Medicine
  • Former Chief, Gastroenterology Clinic, Mount Sinai Hospital

Dr. Gerson graduated with honors from State University of New York, Downstate Medical Center, and completed medical internship and residency at Cornell Division, Bellevue Hospital and Mount Sinai Hospital. He completed a two-year gastroenterology fellowship at the same institutions. His current positions include Clinical Professor and Attending Physician at Mount Sinai.

Dr. Gerson has authored numerous research articles and given many professional talks about Irritable Bowel Syndrome. He was Co-Chair of the Cross-Cultural Committee to the Functional Brain-Gut Research Group and is currently on the Working Team on Multinational Cross Cultural Research of the Rome Foundation. He has received the Distinguished Service Award from the Department of Medicine at Mount Sinai Hospital.




Mary-Joan Gerson, Ph.D.

  • Clinical Professor and Supervisor, New York University Post-Doctoral Program in Psychoanalysis and Psychotherapy
  • Founding Co-Chair, Committee on Psychoanalysis and Health Care, Division 39 (Psychoanalysis), American Psychological Association
  • Faculty, Division of Gastroenterology, Mount Sinai School of Medicine

Dr. Mary-Joan Gerson is a clinical psychologist, psychoanalyst and couple and family therapist on the faculty of the New York University Post-Doctoral Program in Psychotherapy and Psychoanalysis and in private practice in New York City. She was the Director of the Advanced Specialization in Couple and Family Therapy at the Postdoctoral Institute as well as Adjunct Clinical Professor and Supervisor in that program. She holds a Diplomate in Family Psychology (ABPP), and is an Approved Supervisor in the American Association of Marital and Family Therapy.


In the area of health psychology, Dr. Gerson is a member of the teaching faculty at Mount Sinai School of Medicine. Dr. Gerson has presented nationally and internationally on functional GI illness. She was Co-Chair of the Cross-Cultural Committee of the Functional Brain-Gut Research Group and was appointed by the Rome foundation to be a member of the Committee on Multinational Aspects of FGID’s.