About Arunan S. Vamadevan, MD

Dr. Vamadaven was born and raised in New York City. His interest in medicine was influenced by his father’s enthusiasm and joy working as an emergency room pediatrician in Brooklyn, New York. Dr. Vamadevan specialized in gastroenterology to build long lasting relationships with patients and perform advanced endoscopic procedures.

Dr. Vamadevan is a board certified gastroenterologist and advanced endoscopist. Dr. Vamadevan has served as Chief of Gastroenterology at Inova Alexandria Hospital and Inova Mount Vernon Hospital. In addition to clinical practice, Dr. Vamadevan has authored multiple articles and book chapters on advanced endoscopic techniques and inflammatory bowel disease.

Dr. Vamadevan lives in Northern Virginia with his wife, also a physician, and his two children. He enjoys playing sports with his children, traveling, living an active lifestyle, and listening to all genres of music. He has also volunteered for national and international medical relief efforts.

Conditions & Procedures

  • Abdominal Pain
  • Acid Reflux & GERD
  • Anal Abscess
  • Anal Fissures
  • Anal Fistulas
  • Anemia
  • Barrett's Esophagus
  • Biliary Disease
  • Celiac Disease
  • Cirrhosis
  • Colon Cancer Screening
  • Colon Diseases & Polyps
  • Colorectal (Colon) Cancer
  • Constipation
  • Crohn’s & Ulcerative Colitis
  • Diarrhea
  • Diverticulitis
  • Dyspepsia
  • Dysphagia
  • Esophageal Disease
  • Fatty Liver Disease
  • Fecal Incontinence
  • Gallbladder Disease
  • Gastritis
  • Gastrointestinal Bleeding
  • Gastroparesis
  • H. Pylori
  • Hemorrhoids
  • Hepatitis
  • Indigestion
  • Inflammatory Bowel Disease
  • Irritable Bowel Syndrome
  • Liver Disease
  • Pancreatic Disease & Pancreatitis
  • Peptic Ulcer Disease
  • Radiation Proctitis
  • Swallowing Disorders
  • Capsule Endoscopy (Pill Cam)
  • Colonoscopy (Screening & Diagnostic)
  • EGD (Upper Endoscopy)
  • Endoscopic Ultrasound (EUS)
  • ERCP & Stents
  • Esophageal Ablation
  • Esophageal Dilation
  • Esophageal pH Testing (Bravo)
  • Flexible Sigmoidoscopy
  • IV Therapy
  • Liver Biopsies
  • PEG Placement

Office Locations

Primary Location

Picture of the Alexandria - Beauregard Office

Alexandria - Beauregard

1800 N. Beauregard St.
Suite 200
Alexandria, VA 22311

Phone: 703-823-3750
Fax: 703-823-3766

Additional Locations

Mount Vernon

2616 Sherwood Hall Ln.
Suite 203
Alexandria, VA 22306

Phone: 703-360-0594
Fax: 703-780-9518


Procedure Locations

Having a procedure? It may not always be in the same location where you consulted with your doctor. Check with your doctor to make sure you’re headed to the right place.



State University of New York Downstate Medical Center


State University of New York Downstate Medical Center


Northwell Health North Shore University Hospital


Northwell Health North Shore University Hospital

Professional Highlights


Board Certified in Internal Medicine

Board Certified in Gastroenterology

Awards & Recognitions

  • Vitals, On-Time Doctor Award

Professional Memberships

  • American Soceity for Gastrointestinal Endoscopy