Small Intestine Disorders

The small intestine is the longest part of the digestive system. It connects the stomach to the large intestine (or colon) and folds many times to fit inside the abdomen. Problems with the small intestine can include:

  • Bleeding
  • Celiac disease
  • Crohn's disease
  • Infections
  • Intestinal cancer
  • Intestinal obstruction
  • Irritable bowel syndrome
  • Ulcers

Programs + Services


General Gastroenterology Program

Tufts MC’s department of gastroenterology and hepatology is highly experienced in diagnosing and treating a wide range of gastrointestinal and liver conditions.
More information about programs and services

Doctors + Care Team

Harmony Allison, MD
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Harmony Allison, MD

Accepting New Patients

Title(s): Gastroenterologist; Clinical and Research Instructor, Tufts University School of Medicine
Department(s): Medicine, Gastroenterology
Appt. Phone: 617-636-5883
Fax #: 617-636-1480

Gastrointestinal motility, inflammatory bowel disease, general GI and endoscopy, diarrhea, constipation, celiac disease and limited liver function test abnormalities

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Joel V. Weinstock, MD

Joel V. Weinstock, MD

Accepting New Patients

Title(s): Gastroenterologist; Professor, Tufts University School of Medicine
Department(s): Medicine, Gastroenterology
Appt. Phone: 617-636-5883
Fax #: 617-636-4505

Gastroenterology, inflammatory bowel diseases, mucosal immunity, general gastroenterology, GI bleeding, endoscopy

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