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Dr. Ann-Marie Stephenson-Thomas, DO

Dr. Ann-Marie Stephenson-Thomas, DO

Gastroenterology F
(31) 31 reviews

Telehealth available

Accepting New Patients


Dr. Ann-Marie Stephenson-Thomas, DO is a gastroenterology specialist in Rockville, MD. Dr. Stephenson-Thomas completed a residency at Frankford Hosps. She currently practices at Capital Digestive Care and is affiliated with Adventist Healthcare Shady Grove Medical Center. She accepts multiple insurance plans.


  • Midwestern U/Olympia Fields Hosp, Fellowship Hospital — 2011
  • University of Medicine and Dentistry of New Jersey (UMDNJ), Fellowship Hospital — 2008
  • Frankford Hosps, Residency Hospital — 2007
  • Saint Josephs Medical Center, Internship Hospital — 2004
  • Philadelphia College of Osteopathic Medicine, Medical School — 2003
  • Mba/Saint Joseph's University, Other Education — 2001
  • Spelman College, Undergraduate School — 1998

Insurance Accepted

  • Aetna
  • Amerigroup (Wellpoint)
  • Amerihealth
  • Anthem
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Coventry Health Care
  • EmblemHealth
  • First Health (Coventry Health Care)
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Keystone Health Plan East
  • Medicaid
  • MultiPlan
  • Oxford Health Plans
  • Tricare
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.


  1. Capital Digestive Care

    1. 1
      Capital Digestive Care
      15001 Shady Grove Rd Ste 300, Rockville, MD 20850 Existing Patients: (301) 340-3252

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I think Dr. Stephenson is an outstanding doctor. She listens and she cares! She's determined to help me find a cure for my health issues! I would highly recommend her! Note: I drive over to Rockville, MD from Ashburn, VA to see her!
— May 22, 2019
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Dr. Ann-Marie Stephenson-Thomas, DO
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Frequently Asked Questions

Dr. Stephenson-Thomas frequently treats Gas-Bloat Syndrome, Irritable Bowel Syndrome, and Hemorrhoids.  

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Hospital Affiliations

  • Adventist Healthcare Shady Grove Medical Center