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Digestive Diseases

The digestive system breaks down food into energy and disposes of waste. Digestive diseases can happen in the esophagus, stomach, small and large intestines, liver, gallballder, or pancreas.

Programs + Services

Clinical Nutrition

The Division of Clinical Nutrition at Tufts Medical Center provides inpatient and outpatient nutritional services.
More information about programs and services


The Gastroenterology/Hepatology Division at Tufts MC in Boston provides expert diagnosis and treatment of gastrointestinal disorders and liver diseases.
More information about programs and services

General Gastroenterology Program

Tufts MC gastroenterologists and hepatologists are highly experienced in diagnosing and treating a wide range of gastrointestinal and liver conditions.
More information about programs and services

Doctors + Care Team

Edward Saltzman, MD

Edward Saltzman, MD

Title(s): Chief, Division of Clinical Nutrition; Director, Adult Nutrition Support Services; Associate Professor, Tufts University School of Medicine; Dean for Education, Friedman School of Nutrition Science and Policy, Tufts University
Department(s): Medicine, Clinical Nutrition
Appt. Phone:
Fax #:

Enteral and parenteral nutrition

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Andrew S. Greenberg, MD

Andrew S. Greenberg, MD

Title(s): Endocrinologist; Dr. Robert and Veronica Atkins Professor in Metabolism and Nutrition, Tufts University School of Medicine
Department(s): Medicine, Clinical Nutrition, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-556-3144
Fax #: 617-556-3224

Obesity, lipid disorders, diabetes, general endocrinology

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Joel B. Mason, MD

Joel B. Mason, MD

Title(s): Gastroenterologist; Professor, Tufts University Schools of Medicine and Friedman School of Nutritional Science and Policy; Senior Scientist and Director, Vitamins and Carcinogenesis Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University
Department(s): Medicine, Clinical Nutrition, Gastroenterology
Appt. Phone: 617-636-5883
Fax #: 617-636-1480

Nutritional aspects of gastrointestinal disease, home nutritional therapy, enteral and parenteral nutrition, nutrition and cancer prevention

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Tufts Medical Center and Floating Hospital for Children have high quality care.

Quality + Safety

A world-class teaching hospital shouldn't make you feel small. At Tufts Medical Center the patient is at the center of everything that we do. This means we're committed to providing the highest quality of care in a safe, friendly environment.

Learn about our quality and safety initiatives
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200 Years of Caring for the Community

Tufts Medical Center has been taking care of Boston and the surrounding community for more than 200 years.

Read about our enduring history