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Frances Weiss

  • LECTURER Psychiatry
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  • B.S., Kent State University

  • M.S.W., Hunter College School of Social Work


    Fran Weiss has had a private psychotherapy practice on the Upper West Side, NYC, for over three decades.   Her clinical focus is on working with young adults and adults in individual and group psychotherapy. Her areas of expertise include eating dysregulation problems (obesity, bulimia, body image); relationship and attachment trauma; self regulation, anxiety and trauma. Other focuses are women's health issues, life transitions, and balancing executive stress with family life.

    Known for her pioneering work in the psychodynamic causes of disordered eating and body image issues, she has been the Senior Psychotherapy Consultant of the clinical arm and NIH studies of the New York Obesity Research Center at Columbia University, College of Physicians and Surgeons, working in collaboration with Xavier Pi-Sunyer, MD, Director since 1979. She was also the psychotherapy consultant to the former Joslin Clinic of St. Luke’s Roosevelt Hospital. She trains, teaches and runs workshops for professionals nationally on the etiology and treatment of eating dysregulation, attachment trauma, and body image issues.

    Weiss is a resource specialist for the Center for Sleep Medicine at New York - Presbyterian Hospital/Weill Cornell Medical Center. She is a book reviewer for the American Journal of Psychotherapy, and is an editorial board member of GROUP: Journal of the Eastern Group Psychotherapy Society. She is on the board of directors of the International Board for Certification of Group Psychotherapists of the American Group Psychotherapy Association (AGPA), and co-chairs its Standards Committee.

    Fran Weiss is trained in traditional psychodynamic and psychoanalytic talk therapy, informed by modern attachment theory and interpersonal neurobiology. She is a Certified Group Psychotherapist through the American Group Psychotherapy Association and certified in CBT for eating disorders. She trained in trauma and attachment trauma through Sensorimotor Psychotherapy (Pat Ogden, PhD); Critical Incident Stress Debriefing (US Navy, AGPA); and Contemplative Mindfulness Practice (Daniel Siegel, MD) and  the Relaxation Response (Herbert Benson, MD); and Heart Math for anxiety disorders.

    When indicated, she works in collaboration with other specialists (internists, psychiatrists, neuropsychologists, nutritionists, endocrinologists) for a team approach.


The psychodynamics of body image and self perception. Weight regulation, obesity, compulsive overeating, and binge eating disorder. Bulimia and anorexia nervosa.


Weiss F. Body-Image Disturbances among Obese Adults: Evaluation and Treatment. American Journal of Psychotherapy 1986 Oct; 40(4): 521-522.

Weiss F. Private Social Work Practice for Obese Adult Clients. Journal of Independent Social Work 1989; 4(1).

Weiss F. Group Psychotherapy with Obese Disordered-Eating Adults with Body Image Disturbances: An Integrated Model. American Journal of Psychotherapy 2004; 58(3): 281-303.

Weiss F. Psychodynamic Group Psychotherapy for the Obese Disordered-Eating Adult: A Contemporary View Special Edition in Eating Disorders. Group 2006 Dec.

Weiss F. Group psychotherapy with obese disordered-eating adults with body-image disturbances: an integrated model. American journal of psychotherapy 2004; 58(3).

Weiss F. Group as a psychoneurobiological regulator. Group 2014; 38(1): 7-28.

Weiss F. Psychodynamic group psychotherapy for the obese disordered-eating adult: a contemporary view. Group 2006; 30(4): 337-357.

Weiss F. Private social work practice for obese adult clients. Journal of Independent Social Work 1989; 4(1): 83-97.

Weiss F. Body-image disturbances among obese adults: evaluation and treatment. American Journal of Psychotherapy 1986; 40(4): 521-542.

Industry Relationships

Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device and biotechnology companies to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their relationships with such companies.

Dr.Weiss is not currently required to report Industry relationships.

Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.

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