J. Joseph De Simone, PhD
Clinical Psychologist

Dr. J. Joseph De Simone is a clinical psychologist who has worked closely with the Mount Sinai Program for Surgical Weight Loss since its inception in 1999. In addition to conducting psychological evaluations for bariatric surgery candidates, Dr. De Simone provides pre- and post-surgical psychotherapy treatment as needed. He also serves as a regular guest speaker at the monthly Mount Sinai bariatric support groups.

Of note, Dr. De Simone recently initiated a bariatric psychotherapy group for post-surgical bariatric patients. This group was specifically created to address issues of psychological adjustment following significant weight loss. For information in participating in this group, please see Dr. De Simone's contact information below. (Please note that this is not a Mount Sinai sponsored group).

Education and Board Certification
Dr. De Simone received his doctoral training at Long Island University and interned at St. Vincent’s Hospital & Medical Center. He is currently licensed as a psychologist in the State of New York and is a member of both the American Psychological Association and the New York State Psychological Association (Addiction division). He is listed in the National Register of Health Service Providers in Psychology.

Bariatric Psychiatry Experience
Over the course of his more than 20-year career, Dr. De Simone has been involved in clinical practice, research, publishing, and teaching. He is currently in fulltime private practice and specializes in the treatment of addictive disorders, personality disorders, relationship issues, and mood/anxiety disorders.

E-Mail & Appointments
If you are interested in setting up an appointment with Dr. De Simone, you may contact his office at (212) 977-4396.

To send an e-mail to Dr. DeSimone, please


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