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Mark Titus, MD, Gastroenterology, Newport News, VA, Riverside Regional Medical Center


Gastroenterology Newport News, VA

Advanced Endoscopic Interventional


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  • Dr. Mark Titus, MD is a gastroenterologist in Newport News, Virginia. He is currently licensed to practice medicine in Virginia. He is affiliated with Riverside Regional Medical Center and Sentara CarePlex Hospital.

Education & Training

  • Vanderbilt University Medical Center
    Vanderbilt University Medical CenterResidency, Internal Medicine, 1998 - 2001
  • Rutgers New Jersey Medical School
    Rutgers New Jersey Medical SchoolClass of 1998

Certifications & Licensure

  • VA State Medical License
    VA State Medical License 2004 - 2024
  • American Board of Internal Medicine Gastroenterology

Publications & Presentations


Press Mentions

  • Veterinarian Doesn’t Let Sleep Apnea, AFib Slow Him Down
    Veterinarian Doesn’t Let Sleep Apnea, AFib Slow Him DownAugust 4th, 2018

Hospital Affiliations