Dr. J. Alonso Zegarra Marquina

Dr. J. Alonso Zegarra Marquina is a highly experienced Gastroenterologist with over 12 years of expertise in diagnosing and treating digestive diseases. After completing his MD from the University of San Agustín in 2010, Dr. Zegarra specialized in gastroenterology. He has worked extensively in Arequipa, specializing in endoscopic procedures, the treatment of hepatological conditions, and the management of digestive disorders.

With more than 12 years of clinical practice, Dr. Zegarra has helped thousands of patients manage conditions such as irritable bowel syndrome (IBS), gastroesophageal reflux disease (GERD), hepatitis, pancreatitis, and inflammatory bowel diseases (IBD). He is known for his proficiency in performing upper GI endoscopy, colonoscopy, and liver biopsy, ensuring that patients receive timely and effective care for their digestive health concerns.

Dr. Zegarra has participated in several research projects related to gastrointestinal disorders, hepatology, and endoscopic techniques. His research has focused on improving the diagnostic accuracy of endoscopic procedures and enhancing the treatment options for chronic liver disease and gastrointestinal cancers. Dr. Zegarra has published his findings in regional and international gastroenterology journals and has contributed to clinical trials aimed at improving IBD treatment protocols.

• Best Gastroenterologist of the Year, Peruvian Medical Association (2017)

• Excellence in Hepatology, Arequipa Medical Association (2018)

• Leadership in Digestive Health, South American Gastroenterology Conference (2019)

Dr. Zegarra has authored numerous publications on gastrointestinal diseases, liver disorders, and endoscopic surgery. His articles have been featured in prominent gastroenterology journals, and his work has greatly influenced clinical practices related to digestive health in Peru and Latin America. His research contributions continue to shape treatment strategies for chronic gastrointestinal diseases.