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Eduardo Castillo, MD

Gastroenterologist & Hepatologist

About Dr. Castillo

Eduardo Castillo, MD, is a board-certified physician, with specialties in both gastroenterology and hepatology. Dr. Castillo is committed to treating his patients with an exemplary level of care in a family atmosphere and is proud to offer his skills at the Gastro Center of Maryland located in Columbia and Olney, Maryland.

Originally from Lima, Peru, Dr. Castillo received his medical degree from Lima’s prestigious Universidad Peruana Cayetano Heredia. He then traveled to Detroit, Michigan, for an internship, residency, and fellowship at the Henry Ford Hospital, where he served as chief medical resident of internal medicine and chief fellow for gastroenterology.

Dr. Castillo has conducted a wide range of research on digestive issues, as well as liver cancer, cirrhosis, microscopic colitis, and peptic ulcer disease. In addition to being widely published, Dr. Castillo has presented his findings at national medical conferences. He’s also a member of the American Medical Association, the American Gastroenterological Association, and the American College of Gastroenterology, and is board-certified in internal medicine, gastroenterology, and hepatology.

Dr. Castillo has a special interest in treating and preventing colon cancer, as well as treating hepatitis C, GERD, inflammatory bowel disease, and clostridium difficile infection.

Eduardo Castillo, MD

Eduardo Castillo, MD, is a board-certified physician, with specialties in both gastroenterology and hepatology. Dr. Castillo is committed to treating his patients with an exemplary level of care in a family atmosphere and is proud to offer his skills at the Gastro Center of Maryland located in Columbia and Olney, Maryland.

Originally from Lima, Peru, Dr. Castillo received his medical degree from Lima’s prestigious Universidad Peruana Cayetano Heredia. He then traveled to Detroit, Michigan, for an internship, residency, and fellowship at the Henry Ford Hospital, where he served as chief medical resident of internal medicine and chief fellow for gastroenterology.

Dr. Castillo has conducted a wide range of research on digestive issues, as well as liver cancer, cirrhosis, microscopic colitis, and peptic ulcer disease. In addition to being widely published, Dr. Castillo has presented his findings at national medical conferences. He’s also a member of the American Medical Association, the American Gastroenterological Association, and the American College of Gastroenterology, and is board-certified in internal medicine, gastroenterology, and hepatology.

Dr. Castillo has a special interest in treating and preventing colon cancer, as well as treating hepatitis C, GERD, inflammatory bowel disease, and clostridium difficile infection.


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Gastointerologist in Annapolis, Columbia, Riverdale, & Olney, MD

Major Insurance Providers Accepted

Gastro Center of Maryland is currently in network with most major insurance plans, including private insurance plans, federally sponsored plans, and covered Maryland plans. GCM’s goal is to provide accessible and affordable healthcare to patients in Maryland and the surrounding DMV area. Below is a list of most insurance plans GCM is currently in network with, if there is a specific plan you are looking for that is not listed below, please contact our office or the insurance company.

If you have any questions, please contact our office we will be happy to help!

View Accepted Insurance Plans

AETNA Better Health
Amerigroup
Blue Cross Blue Shield
CareFirst
Cigna
CoreSource
Coventry
Humana
John Hopkins Health Care
Maryland Physicians Care
Medicare
MultiPlan
Priority Partners
TRICARE
United Healthcare
WebTPA