Sagar Nigwekar, MD, MMSc

Dr. Sagar U. Nigwekar is a co-director of the Kidney Research Center, an assistant physician (Medicine/Nephrology) at the Massachusetts General Hospital, and an assistant professor of medicine at Harvard Medical School. He received his medical degree from the University of Mumbai, India, and then completed residency in Internal Medicine at the Rochester General Hospital in Rochester, NY. He then was selected for nephrology fellowship at the Brigham and Women's Hospital and Massachusetts General Hospital's Joint Nephrology Fellowship program. During nephrology fellowship, Dr. Nigwekar also completed a Masters in Clinical Sciences from the Harvard Medical School.

Dr. Nigwekar specializes in management of patients with calciphylaxis, vascular calcification, mineral bone disease in kidney disease, and nephrolithiasis.

Dr. Nigwekar conducts patient-oriented research in the areas of calciphylaxis, vascular calcification, and hyponatremia. Dr. Nigwekar has authored over 50 peer-reviewed research articles in high-impact journals. His research is funded by prestigious organizations including the American Kidney Fund and the National Kidney Foundation.

Dr. Nigwekar has many years of experience in teaching medical students, residents, and fellows. He is a recipient of numerous institutional teaching awards. He regularly teaches at the Massachusetts General Hospital's Annual Internal Medicine Course. He has authored a book on patient education titled as "Top 5 Questions to Ask Your Doctor".