Dr. Berkowitz has showed a passion for internal medicine since his third year medical school rotation at St. Vincent's Hospital. In May of 1991, he graduated Brandeis University in Waltham, Massachusetts with a Bachelor of Arts with Honors in Economics. From there he went to New York Medical College in New York to obtain his Doctor of Medicine. Dr. Berkowitz did a combined internship and residency in Internal Medicine at North Short University Hospital and Memorial-Sloan Kettering Cancer Center in New York. He also received a Master of Business Administration from Columbia University where he was a member of Beta Gamma Sigma.
After residency, Dr. Berkowitz worked at the North Short University Hospital as an associate attending physician in the Department of Medicine. During this time he was the medical director of an inpatient floor and the chairperson of an initiative to improve patient care and quality management on a medical ward. In addition, he was a clinical instructor for the New York University School of Medicine responsible for supervising, teaching and mentoring medical residents and students. Dr. Berkowitz then went to work with Dr. Robert Atkins as Medical Director of the Atkins Center for Complementary Medicine. In 2003, he founded the Keith Berkowitz, M.D., P.C., a medical practice specializing in the prevention and treatment of obesity, diabetes, heart disease and other metabolic conditions. He also co-founded American Functional Foods and R & B Foods. He is also a member of the Scientific Advisory board of the National Foundation for Celiac Awareness and is currently working on an initiative to help individuals in urban areas improve their diabetes through better nutrition.
Dr. Berkowitz has been featured in Men's Health, AARP Magazine, Low Carb Living, Newsweek, New York Magazine, Newsday, The Sunday London Times, Associated Press, CNN, INC Magazine, am NY, Wins 1010 online and The New York Post. Additionally, he was been featured on ABC News, WOR Radio, WKDA radio and WCBS radio. Dr. Berkowitz is co-author of The Princeton Review: Medical School Companion (Random House, New York, 1996), The Stubborn Fat Fix (Rodale Press, April 2009) and The Complete Idiot's Guide to Flour Free Eating (Alpha Books, June 2010).