Timothy K Brennan

Timothy K Brennan, MD



Addiction Psychiatry

Dr. Brennan is an Attending Physician and Director of the Fellowship in Addiction Medicine Program at The Addiction Institute of New York at the Icahn School of Medicine Mount Sinai. He completed his Fellowship in Addiction Medicine at The Addiction Institute, a Fellowship in Medical Ethics at Harvard Medical School, and a Residency in Pediatrics at New York Presbyterian Hospital / Weill Cornell Medical College. He also completed an intern year in Internal Medicine at Georgetown University Hospital.

Dr. Brennan has spoken at local, state, national and international levels about addiction issues, particularly as related to young adults. He is the co-editor of Lippincott's "Essentials of Addiction Medicine", and was appointed by Governor Cuomo to serve on the Medical Review Board at the New York State Justice Center. He is also a member of the Adolescent Advisory Panel at the New York State Office of Alcoholism and Substance Abuse Services.

He received a BS in Foreign Service from Georgetown University, and a combined MD/MPH from Tulane University School of Medicine and School of Public Health and Tropical Medicine.


American Board of Addiction Medicine

American Board of Pediatrics


MD, Tulane University

Internship, Internal Medicine, Georgetown University Hospital

Residency, Pediatrics, New York Presbyterian - Weill Cornell Medical Center

Fellowship, Addiction Psychiatry, Mount Sinai St. Luke's

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