Virendra Tewari, M.D., is board-certified in internal medicine and gastroenterology. He specializes in advanced diagnostic and therapeutic endoscopic procedures. Dr. Tewari is dedicated to bringing novel endoscopic techniques to the practice with his international training and clinical expertise. He underwent GI training in the U.S. and India and has been involved in gastroenterology practice, academics and research in India, the U.A.E. and the U.S.

Areas of Expertise

• Screening and diagnostic colonoscopy
• Upper gastrointestinal endoscopy
• Capsule endoscopy
• ERCP (Endoscopic Retrograde Cholangiopancreatography)
• Cholangioscopy
• EUS (Endoscopic ultrasound)
• Bravo pH, Barrett’s ablative therapy
• Esophageal manometry
• Therapeutic and palliative endoscopic interventions

Education

• Fellowship: SUNY Downstate University & NYMC ( Metropolitan-Woodhull Campus)
• Residency: Interfaith Medical Center
• M.D., GSVM Medical College, Kanpur, UP, India
• Ph.D., Doctorate in Gastroenterology, BHU, Varanasi, India
• Undergraduate: Christ Church Intermediate College, Kanpur, UP, India

Research

Dr. Tewari's research interests and publications include endoscopic sedation, virtual colonoscopy, gastroesophageal reflux disorder, as well as biliary, liver and pancreatic diseases.

Publications

• Mishra A, Tewari V, Shukla S, et. al. "NIRADS-based case assessment of post-treatment head and neck cancer and its clinical correlation: A validation study." National journal of maxillofacial surgery, 15(3), (2024) 392-396. doi: 10.4103/njms.njms_57_24
• Tewari J, Qidwai KA, Tewari A, et. al. "Efficacy and safety of triple hormone receptor agonist retatrutide for the management of obesity: a systematic review and meta-analysis." Expert review of clinical pharmacology, (), (2025) 1-16. doi: 10.1080/17512433.2025.2450254
• Tewari J, Qidwai KA, Roy S, et. al. "Different phenotypes of hypertension and associated cardiovascular and all-cause mortality: a systematic review and meta-analysis." The Egyptian heart journal : (EHJ) : official bulletin of the Egyptian Society of Cardiology, 76(1), (2024) 162. doi: 10.1186/s43044-024-00597-w
• Dutt A, Tewari V, Rai S, et. al. "Exploring the Mediating Role of Student Attitudes in the Relationship between Dysfunctional Teams and Student Team Performance." Acta psychologica, 252(), (2025) 104665. doi: 10.1016/j.actpsy.2024.104665
• Tewari J, Qidwai KA, Rana A, et. al. "Safety and Efficacy of Remogliflozin in People With Type 2 Diabetes Mellitus: A Systematic Review and Meta-Analysis." Cureus, 16(8), (2024) e66145. doi: 10.7759/cureus.66145
• Khanna SK, Khanna N, Sharma A, et. al. "Ten Years Analysis of Parental Counselling-in-Continuum in Paediatric Surgery: Psychosocial and Medico-legal Outcome." African journal of paediatric surgery : AJPS, 21(2), (2024) 90-96. doi: 10.4103/ajps.ajps_110_22
• Singh G, Tewari VK, Dubey A, et. al. "Development of ergo-refined operator's workplace and biophysically actual cost-benefit analysis of riding type self-propelled machines with special reference for female operators." Work (Reading, Mass.), 78(2), (2024) 355-368. doi: 10.3233/WOR-220199

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Teaching Responsibilities

• Annual Grand Rounds for GI Fellows
• Once in Three Years, Grand Rounds for Medicine Residents
• Yearly Didactics for Medicine Residents
• Focused Didactics for GI Fellows periodically (Monday Sessions)
• Two Didactics for Medical Students annually
• Service Rounds for Rotating Medical Students, Rotating Medicine, Surgery, and Dental Residents and GI Fellows