Sarah E. Shannahan, MD

Internal Medicine Doctor

Dr. Sarah E. Shannahan is an Internal Medicine Doctor in Boston, MA with special training and skill in the diagnosis, treatment, and care of adults across the spectrum from health to complex illness. Internists specialize in puzzling medical problems and in the ongoing care of chronic illnesses. Internists also specialize in preventing disease by promoting health, and are trained to manage multisystem disease conditions that single-organ-disease specialists may not be trained to address. As an Internal Medicine Doctor, Sarah E. Shannahan, MD performs assessment, diagnosis, prevention, and treatment therapies for diseases and disorders in adult patients. Internal Medicine is a medical specialty focused on study, prevention, assessment, diagnosis, and treatment of short and long term multi-organ conditions. Significant diseases and conditions treated by Internal Medicine Doctors include cold and flu, heart disease, hypertension, diabetes, obesity, and chronic lung disease. Internists generally act as personal physicians and often develop long-term relationships with their patients. Medical tests, procedures and therapies provided by Internal Medicine Doctors include medical history reviews, physical exams, blood tests, scans, and other diagnostic tests, as well as specialist referrals. Internists may choose to practice only in the hospital, only in an outpatient clinic, or in both.

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Gastroenterologist

Dr. Sarah E. Shannahan is a Gastroenterologist in Boston, MA with special training and skill in preventing, diagnosing and treating conditions of the tongue, salivary glands, esophagus, stomach, intestines, anus, pancreas, gallbladder, liver, and bile ducts. As a Gastroenterologist, Sarah E. Shannahan, MD performs diagnostics and treatments to identify and address digestive system dysfunctions. Gastroenterology is a medical specialty focused on digestive (gastrointestinal) tract care. Significant diseases and conditions treated by Gastroenterologists include acid reflux, hepatitis C, hemorrhoids, irritable bowel syndrome, Crohn's disease, pancreatitis, jaundice, colon polyps, and colon cancer. Medical tests, procedures and therapies provided by Gastroenterologists include endoscopic ultrasounds, colonoscopies, sigmoidoscopies, liver biopsies, esophagus and intestine dialation, surgical hemostasis, and cancer tumor extraction.

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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  Doctor of Medicine (MD)

  University of Massachusetts Medical School

Fellowship in gastroenterology and hepatology at Beth Israel Deaconess Medical Center

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  Member of the American Association for the Study of Liver Diseases

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  Member of the American College of Gastroenterology

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  Member of the American College of Physicians

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  Member of the American Gastroenterological Association

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  Member of the American Society for Gastrointestinal Endoscopy

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• Member of the Massachusetts Gastroenterology Association

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  Member of the Massachusetts Medical Society