Dr. Mark Sullivan is a Psychiatrist and Forensic Psychiatrist in Lenox Hill, New York and has an experience of 46 years in these fields. Dr. Mark Sullivan practices at NewYork-Presbyterian / Weill Cornell Medical Center in Lenox Hill, New York,New York Presbyterian Hospital Rdo in Lenox Hill, New York and New York Weill Cornell Medical Neo in Lenox Hill, New York. He completed Medical School from TEACHERS COLLEGE AT COLUMBIA UNIVERSITY in 1980,Medical School from Columbia University College Of Physicians & Surgeons in 2016 and Class of 2016 from Vagelos College of Physicians and Surgeons, Columbia University in 2016. He is a member of American Board Of Psychiatry and Neurology. Some of the services provided by the doctor are: Gender Dysphoria,Adult Failure to Thrive,Nondependent Alcohol Abuse,Panic Disorder and Impulse Control Disorders etc.