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.

Dr. Gerson has served overseas, as a Peace Corps Physician in Nigeria for two years, where he was a Visiting Instructor, University College Hospital, Ibadan. In addition, he has served as a Visiting Volunteer Physician for Care-Medico in Peru, and has been an invited lecturer in Brazil, Ireland, Indonesia, India, Sri Lanka and China. Most recently, Dr. Gerson spent a month teaching at the University of Namibia in southern Africa, courtesy of a Fulbright award.



Mary-Joan Gerson, Ph.D.

  • Clinical Professor and Supervisor, New York University Post-Doctoral Program in Psychoanalysis and Psychotherapy
  • Director, Advanced Specialization in Couple and Family Therapy, New York University Postdoctoral Program in Psychotherapy and Psychoanalysis
  • Founding Co-Chair, Committee on Psychoanalysis and Health Care, Division 39 (Psychoanalysis), American Psychological Association
  • Founding President, Section VIII (Couples and Family Therapy), Division 39, 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 is 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 has published many articles in psychology and health journals, and is the author of The Embedded Self: Psychodynamic and Systemic Perspective on Couple and Family Therapy (Routledge, 2009), 2nd edition. 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. She has conducted original research and published articles about the psychological aspects of inflammatory bowel disease, and has served on the Scientific Advisory Board of the Crohn’s and Colitis Foundation of America. Dr. Gerson has presented nationally and internationally on functional GI illness. and she was Co-Chair of the Cross-Cultural Committee of the Functional Brain-Gut Research Group. She has now been appointed to the prestigious Rome Foundation as a member of the Committee on Multinational Aspects of FGID’s. Most recently, Dr. Gerson spent a month teaching at the University of Namibia in southern Africa, courtesy of a Fulbright award.