Vincent Obias MD

Vincent Obias, MD

Vincent ObiasVincent Obias, MD, is Director of the Division of Colon and Rectal Surgery, Department of Surgery at The George Washington University School of Medicine.

Dr. Obias graduated from James Madison University with a bachelor's degree in science. He went on to earn a master's degree in physiology from the Medical College of Virginia, where he also earned his doctorate of medicine. Dr. Obias completed a general surgery residency at Eastern Virginia Medical School, as well as a fellowship in colon and rectal surgery at the Cleveland Clinic Foundation and a fellowship in advanced laparoscopic colon and rectal surgery at Case Western University.

Dr. Obias has presented at many prestigious national meetings, most recently the American College of Surgeons and the American Society of Colon and Rectal Surgeons. He has co-authored numerous studies and has been published in several medical journals, including Diseases of the Colon and Rectum and the Journal of Surgical Research. In 2009, Dr. Obias performed the first robotic colectomy in Washington, D.C. using the da Vinci Robot.


  • Colorectal Surgery
  • Single Port Surgery

Watch Dr. Obias talk about the ways robotics have improved surgery for colon cancer


In 2009, GW became the first in the region to use the da Vinci system for robotic colon and rectal surgery.


The George Washington University Hospital is owned and operated by a subsidiary of Universal Health Services, Inc.(UHS), a King of Prussia, PA-based company, that is one of the largest healthcare management companies in the nation.          

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