Dr. Resnick is board-certified and maintains clinical practice and expertise in General Psychiatry as well as Pain Medicine and Palliative Medicine, and in Addiction Medicine, the only physician in the country with this combined specialization. He has pursued scientific investigation, written journal articles, and contributed to texts in these fields. Dr. Resnick attended Mount Sinai School of Medicine where he received a Distinction in Research and participated in the Humanities and Medicine Program. He was selected to this early in his undergraduate education at best nationally-ranked Williams College where he graduated Cum Laude with a BA in English. He is a Clinical Assistant Professor in the Department of Psychiatry at New York University School of Medicine where he underwent training in the psychiatry residency program through which he also worked at Bellevue Hospital Center, as well as at the New York Veterans Affairs Medical Center, Lenox Hill Hospital, and Kirby Forensic Psychiatric Center, as part of his residency in Psychiatry there. He pursued a fellowship in Pain and Palliative Care at Memorial Sloan-Kettering Cancer Center where he is one of the few psychiatrists to have completed the program in its history.

Dr. Resnick is currently Chair of Psychiatry at Advantage Care Physicians, the largest multisite ambulatory primary and multispecialty care centers in the New York metro area with over 35 clinics where he is responsible for establishing and overseeing the implementation and expansion of the behavioral health program through development of established collaborative care practice models. He also serves in consultancy as Medical Director to Therapix Biosciences Ltd., a specialty biopharmaceutical company focused on cannabinoid-based therapies for CNS and pain disorders, for which he provides clinical input into innovating a patient-centered management technology platform as well as expertise in guiding the company's enterprises in pioneering and diversifying treatment in the field of chronic pain. He has served as the Chief of General Medical Psychiatric Services at Lenox Hill Hospital, and an Assistant Professor of Psychiatry at Hofstra University School of Medicine. He was previously Service Chief of the Chronic Pain and Recovery Center at Silver Hill Hospital in New Canaan, Connecticut, where he served patients with a condition that is complex and multifactorial, requiring the interdisciplinary approach provided at this unique and innovative program, addressing a major issue in contemporary medicine in an area of high clinical need with no other such intensive comprehensive treatment available in the region. Prior to that, Dr. Resnick served as Director of Supportive Services at Continuum Cancer Centers of New York, staffing the Departments of Psychiatry as an Attending Physician at both St. Luke's Roosevelt Hospital Center and Beth Israel Medical Center where he was jointly appointed and maintained an affiliation in the Department of Pain Medicine and Palliative Care as he continued to pursue clinical study in this area. His unique background, including specialty training in an oncology setting, served his vision to provide interdisciplinary care in supporting individuals with cancer through all stages of their disease in managing and coping with associated physical symptoms, psychosocial issues, and spiritual distress.

Dr. Resnick has an interest in brain stimulation therapies, including Transcranial Magnetic Stimulation and Direct Current Stimulation, as well as Electroconvulsive Therapy, for Mood Disorders and other psychiatric conditions as well as various pain syndromes, and is affiliated with the Institute for Noninvasive Brain Stimulation of New York within the Beth Israel Department of Pain Medicine and Palliative Care, contributing to research conducted there. He has also formulated a study on the Psychological Aspects of Cosmetic Plastic Surgery, also speculating about contrasting effects of facial deformity and reconstructive surgery in patients with breast and head & neck cancer.

Dr. Resnick has experience training in other modalities of psychotherapy including intensive short-term dynamic psychotherapy, dialectical behavior therapy, cognitive-behavior therapy, and acceptance commitment therapy. He is also a proponent of adjuvant approaches to achieving health and wellness, including acupuncture and other mind-body therapies.

Dr. Resnick describes his practice at Gamut Psychotherapeutics: