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Ann Marie Stephenson Thomas, DO, Gastroenterology, Rockville, MD, MedStar Montgomery Medical Center

Ann MarieStephenson ThomasDO

Gastroenterology Rockville, MD

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Clinical Expertise

  • General gastroenterology, Obesity and weight management, Inflammatory bowel disease, Irritable bowel syndrome, Gastrointestinal / Hepatic pathology

Education & Training

  • Chicago Osteopathic Medical Center
    Chicago Osteopathic Medical CenterFellowship, Gastroenterology, 2008 - 2011
  • RowanSOM/Jefferson Health/Virtua Our Lady of Lourdes Hospital
    RowanSOM/Jefferson Health/Virtua Our Lady of Lourdes HospitalFellowship, Geriatric Medicine (Family Medicine), 2007 - 2008
  • Jefferson Health Northeast
    Jefferson Health NortheastResidency, Internal Medicine, 2004 - 2007
  • St Joseph's Hospital
    St Joseph's HospitalInternship, Transitional Year, 2003 - 2004
  • Philadelphia College of Osteopathic Medicine
    Philadelphia College of Osteopathic MedicineClass of 2003
  • Saint Joseph's University
    Saint Joseph's UniversityMBA, Health and Medical Administration, 1999 - 2001

Certifications & Licensure

  • MD State Medical License
    MD State License 2013 - 2025
  • NJ State Medical License
    NJ State License 2007 - 2015
  • PA State Medical License
    PA State License 2003 - 2007
  • AOA Board of Internal Medicine Gastroenterology

Professional Memberships

Hospital Affiliations