Pieter Cohen with stethoscope and red tie

Pieter Cohen, MD

Associate Professor of Medicine, Harvard Medical School, Boston MA; Physician, Internal Medicine, Cambridge Health Alliance

Dr. Pieter Cohen, a graduate of Yale School of Medicine, is an associate professor of Medicine at Harvard Medical School and a practicing internist at Cambridge Health Alliance (Somerville, Massachusetts) who routinely recommends dietary supplements to his patients.  His area of research is the safety of dietary supplements.  Along with analytic chemistry colleagues, he has spent more than a decade exploring the boundaries between drugs and supplements.  His work has been published in the New England Journal of Medicine, JAMA, JAMA Internal Medicine, American Journal of Public Health and Annals of Internal Medicine.