1. Arizona


  1. Gastroenterology and Hepatology


  1. Fellow - Clinical Research Baylor College of Medicine
  2. Fellow - Therapeutic Endoscopy Baylor College of Medicine
  3. Fellow - Gastroenterology Baylor College of Medicine
  4. Resident - Internal Medicine Southern Illinois University and Affiliated Hospitals
  5. MD Universidad Peruana Cayetano Heredia
  6. Undergraduate Studies Universidad Peruana Cayetano Heredia


  1. American Board of Internal Medicine - Gastroenterology
  2. American Board of Internal Medicine

Academic rank

  1. Professor of Medicine

Professional Highlights

  • Chief, Gastroenterology Division, Carl T. Hayden VA Medical Center, 1995-2010
  • Director, Gastroenterology Fellowship Program, Banner Good Samaritan/Phoenix VA Medical Center, 1995-2010
  • Past Governor for Arizona, American College of Gastroenterology, 2000-2002


  • Esophageal disorders
  • Therapeutic endoscopy
  • New methods
  • Colorectal cancer/screening/surveillance


See my publications


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