Richard M. Chasen, MD, FACG

A practicing physician since 1982, Dr. Chasen particularly enjoys the clinical practice of Gastroenterology because it has allowed him to develop long-term relationships with his patients.

In addition to his clinical practice, he has served as Chief of Medicine and Assistant Chief of Medicine at Laurel Regional Hospital and Washington Adventist Hospital. He was also the founder and Principal Investigator of the Maryland Digestive Disease research program where, along with his partners, he performed over 100 research trials for new therapies for Gastrointestinal and Liver disorders.

Medical Education and Training

Howard University College of Medicine /
Washington, DC
/ Doctor of Medicine


Greater Baltimore Medical Center / Baltimore, MD


Gastroenterology /
Johns Hopkins University School of Medicine / Baltimore, MD

Certified by the American Board of Internal Medicine in

  • Gastroenterology

Fellow of

American College of Gastroenterology

Member of

American Cancer Society, American College of Gastroenterology, American Gastroenterological Association, American Society for Gastrointestinal Endoscopy, Crohn’s and Colitis Foundation of America, MedChi, The Maryland State Medical Society, Montgomery County Medical Society, William Earl Clark Society (Washington Society of Gastroenterology)
Endoscopy Center Affiliations
  • Ambulatory Endoscopy Center of Maryland
Hospital Affiliations
  • Howard County General Hospital
  • Laurel Regional Hospital
  • Washington Adventist Hospital

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