Connect Now Miguel A. Arenas, MD Specialty Clinics Biography Contact Info: Office:  520-722-0744 Website:  www.mesquitegsc.com Facility/Office: Mesquite Gastroenterology and Surgery Center Biography: Dr. Miguel A. Arenas is board certified in Gastroenterology and Internal Medicine. Dr. Arenas is the founding member of Mesquite Gastroenterology and Surgery Center. He is native of Peru. Dr. Arenas received his medical degree from the San Agustin National University in Arequipa, Peru. Graduating with honors, he went on to pursue his medical training in the United States. After medical school he completed his internship and residency in Internal Medicine at the THMEP-University of Arizona program. Wanting to further specialize, he then completed a fellowship in Gastroenterology at the University of Arizona in 2007. He is board certified in Internal Medicine and Gastroenterology. He is married to Tucson native Katie Belk-Arenas and they have two children. In his spare time, Dr. Arenas enjoys playing the guitar and mandolin, fishing and other outdoor sports. He is active in community events and his sons’ schools. Dr. Arenas performs Endoscopic Ultrasounds (EUS) which allows him obtain images and information about the digestive tract and the surrounding tissue and organs, including the lungs.