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Daniel Greenwald, MD

Dr. Greenwald is board certified in Internal Medicine and Gastroenterology.


Dr. Greenwald joined Gastroenterology Associates in 2019, with an interest in general Gastroenterology, and enjoys treating all major GI disorders and liver disease as well as performing diagnostic and therapeutic endoscopy, including routine colorectal cancer screening. Dr. Greenwald holds an appointment as Clinical Assistant Professor of Medicine at Brown Medical School and enjoys teaching medical students and residents. A native of New England, having grown up in Connecticut, he enjoys the coastal lifestyle of Rhode Island, especially enjoying the outdoors with his wife, two daughters, and dog.


Tufts University, 2008

Medical School

Tufts University School of Medicine, 2013


Lahey Hospital & Medical Center (now known as Beth Israel Lahey Health), 2016


  • Yale New Haven Health/Bridgeport Hospital, 2019