Dr. Hoffman received his Bachelor's Degree from Columbia College and his M.D. from Albert Einstein College of Medicine. He was trained in Internal Medicine at the Manhattan V.A. Hospital. He subsequently attended the Tristate School of Traditional Chinese Medicine and obtained New York State certification to perform acupuncture. He is a Fellow of the American College for Advancement in Medicine and the American Academy of Environmental Medicine, and is a Certified Nutrition Specialist of the American College of Nutrition (ACN).

Dr. Hoffman is one of the pioneers of complementary and alternative medicine. In 1985, he established the Hoffman Center as one of New York's first comprehensive practices for the delivery of innovative medical care. As Medical Director of the Hoffman Center, Dr. Hoffman maintains a busy practice seeing patients and communicating health information. Based on years of clinical experience and intimate familiarity with vitamins and herbal preparations, he has designed a line of nutritional supplements for Hoffman Center patients, now available to consumers.

Since 1987, Dr. Hoffman has been host of Intelligent Medicine (formerly Health Talk), the longest-running physician-hosted health and nutrition talk show on the air, syndicated weekends on Radio America. He is also host of the daily Intelligent Medicine podcasts. Topics run the gamut from innovations in high-tech medicine, to diet, supplements, lifestyle and exercise. Dr. Hoffman's entertaining format has gained a wide listener following, blending interviews, features, and audience Q & A.

Dr. Hoffman is also founder and curator of the Intelligent Medicine website (www.drhoffman.com), a comprehensive source of continuously-updated health information that comprises articles, blogs, podcasts, photo galleries, videos and links to Dr. Hoffman's social media content.

Dr. Hoffman is the author of several books, including the Diet Type Weight-Loss Program (1989); Seven Weeks to a Settled Stomach (1991); Tired All the Time? How to Regain Your Lost Energy (1993); Intelligent Medicine (1997); How to Talk with Your Doctor (2006); and Natural Cures That Really Work (2007). He has also authored several health handbooks for the Keats Good Health Series on topics ranging from Lyme Disease, Mitral Valve Prolapse, to Attention Deficit Disorder. Dr. Hoffman has written numerous articles for health professionals, including, most recently, a chapter on nutritional therapy in a medical textbook for rehabilitation physicians.

Dr. Hoffman is frequently called upon by the media as an expert on nutrition and complementary medicine. He was medical advisor to Longevity Magazine, fielded questions weekly on Fox 5's "Ask the Doctor" in New York City, and was medical reporter for FX TV's "Breakfast Time." His articles have appeared in periodicals like Cosmopolitan Magazine, the New Life Times, and Conscious Choice, and he has been quoted in the the New York Times, Wall Street Journal, Self, New York Magazine, Bazaar, and many popular magazines and health publications. He has been interviewed for several PBS Specials, for UPN News, and recently was featured in a diet segment on Fox TV's "The Pulse."

Dr. Hoffman is a popular lecturer to the public. He has taught courses for the Learning Annex and the New York Botanical Gardens and has addressed the United Nations Council on the Health of Women and Children.

Dr. Hoffman also lectures to health professionals. He has presented at workshops and in the general session at the American College for Advancement of Medicine (ACAM), for the American Association for Anti-Aging Medicine (A4M), for the Institute for Functional Medicine (IFM) and was a featured speaker at Expo West. He has been a guest lecturer to medical students at the Albert Einstein College of Medicine and at Cornell Medical School. He has offered talks for Continuing Medical Education credit to doctors at the Westchester County Medical Society and at the Lyons Veteran's Administration Hospital in New Jersey.

Dr. Hoffman is active is several professional organizations and is a prominent advocate for the Intelligent Medicine approach to patient care. He is the immediate past President of the American College for Advancement in Medicine (ACAM), and former Program Director. He served on ACAM's Board for 12 years. He is a board member of the Alliance for Natural Health, and serves on the editorial board of the Alternative Medicine Review. He is a member of the Practitioner Advisory Council to Emerson Ecologics, a distributor of nutritional supplements to health professionals. His efforts to support alternative medicine education have led to the establishment of the Ronald Hoffman Summer Scholarship Fund for students researching complementary approaches at Albert Einstein medical school.

Dr. Hoffman has served as national spokesperson for the highly successful radio advertising campaigns of Propax with NT Factor, Ester-C, Ginsana, and Garlique brand garlic, and has garnered numerous sponsors for his radio show. He collaborated with the Vitamin Shoppe to formulate a condition-specific line of nutritional supplements. His endorsements are highly sought after because of the trust he commands among consumers and health practitioners alike.

Dr. Hoffman endeavors to maintain a healthy lifestyle consistent with his beliefs. He is an inveterate exerciser and athlete, and enjoys running, strength training, swimming, cycling, skiing, sailing, kayaking and scuba diving. He has completed the New York City Marathon and numerous triathlons. He follows a version of his own "Salad and Salmon" Diet, and has learned to avoid dairy, wheat and yeast products to alleviate allergies. Dr. Hoffman regularly consumes 12 to 15 different supplements per day, including his own formulations PhytoGuard and Foundation Formula. His daily routine includes morning yoga. And, while some wonder "how he does it all", Dr. Hoffman devotes a considerable amount of time to relaxation, cooking his favorite foods, reading historical novels, hanging out with friends and family, and "just plain vegging".