Karel Pacak, MD, DSc, PhD

Senior Investigator

Section on Medical Neuroendocrinology


Dr. Karel Pacak is an endocrinologist and tenured Chief of the Section on Medical Neuroendocrinology at Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD), NIH, Bethesda, MD.

Dr. Karel Pacak graduated summa cum laude from Charles University, Prague, Czech Republic in 1984. In 1990 he began his postdoctoral fellowship at the National Institute of Neurological Disorders and Stroke (NINDS). In 1995 Dr. Pacak began his residency in internal medicine at the Washington Hospital Center under Dr. L. Wartofsky, followed by a fellowship in endocrinology, diabetes, and metabolism at NIH. He was Board certified in 1998 and 1999 in those disciplines.

In 1998 he established a new Program for Neuroendocrine Tumors focusing on pheochromocytoma and paraganglioma at NICHD. He received his Ph.D. in 1993 and his D.Sc. in 1998 in the field of neuroendocrinology from Charles University. In 2006 he was awarded a lifetime professorship in Internal Medicine at Charles University.

Dr. Pacak is an internationally recognized expert in the diagnosis and treatment of neuroendocrine tumors, especially pheochromocytoma and paraganglioma. Dr. Pacak also established the International Symposia on Pheochromocytoma. He also helped co-found a new Asian Alliance for the Study of Neuroendocrine Tumors in 2010.

He is a recipient of numerous awards including: the Peter Heimann Memorial Award at Yale University, International Association of Endocrine Surgeons; NIH Director's Mentoring Award; Award for Cure from Pheo & Para Alliance; NICHD Director's Award of Merit; Pincus Taft Memorial Lecture the Highest Award from Endocrine Society of Australia; Jessenius Gold Medal from Slovak Academy of Sciences; and Outstanding Clinical Endocrinologist from the American Association of Clinical Endocrinologists.

Dr. Pacak is the author of more than 400 scientific peer-reviewed articles, 120 book chapters, and 5 books.