Jessica Allegretti, MD, MPH

Allegretti, Jessica MD


Dr. Jessica Allegretti is an attending gastroenterologist at the BWH Crohn’s and Colitis Center, where she also serves as the center’s Director of Clinical Trials. Dr. Allegretti is extremely dedicated to providing high quality patient care while also conducting important clinical research that will advance the field and provide important opportunities for her patients.

In addition to her clinical responsibilities and caring for patients with IBD, Dr. Allegretti is the director of the fecal transplant program for recurrent clostridium difficile at Brigham and Women’s Hospital. She has also participated in multiple clinical trials investigating the use of fecal transplants in other diseases such as inflammatory bowel disease. She is also leading several research projects assessing the treatment of inpatients with ulcerative colitis, and rational de-escalation of infliximab doses in patient with Crohn’s disease.

Dr. Allegretti received a grant from the American College of Gastroenterology to further investigate the mechanisms of recurrent clostridium difficile infections and is the lead author of multiple research articles, review papers, and book chapters that have been published in prestigious peer-reviewed journals.

She is also an Instructor of Medicine at Harvard Medical School. As an instructor at the medical school, Dr. Allegretti teaches and trains medical students, residents, and research fellows.

Dr. Allegretti graduated from Cornell University in Ithaca New York, and The Miller School of Medicine at the University of Miami in Miami, Florida. She was trained in internal medicine at Massachusetts’s General Hospital and completed her gastroenterology fellowship training at Brigham and Women’s Hospital. She later went on to receive a Master’s in Public Health from the Harvard School of Public Health.

To set an appointment please call 617-732-6389.