3 Best Gastroenterologists in Phoenix, AZ

“Dr. Hector Rodriguez-Luna is board-certified in gastroenterology and hepatology with 17 years of experience. He completed a residency in internal medicine at Ochsner Foundation Hospital in New Orleans and fellowship training in gastroenterology, liver diseases, and liver transplantation at the VA/Good Banner University Medical Center and Mayo Clinic in Arizona. His expertise includes general gastroenterology conditions, acid reflux, colon cancer prevention, inflammatory bowel disease, liver disease, and pancreatobiliary disorders, performing procedures such as upper endoscopy, BARRx ablation, colonoscopy, small bowel enteroscopy, capsule endoscopy, and ERCP. Dr. Hector Rodriguez-Luna is a proud member of the American College of Gastroenterology, the American Society for Gastrointestinal Endoscopy, and the American Association for the Study of Liver Diseases.”

“Dr. Barbara J. MacCollum completed her education at Good Samaritan Medical Center, earned her B.S. from Arizona State University, and her M.D. from the University of Arizona College of Medicine. She earned her Internal Medicine Residency and Gastroenterology Fellowship at Maricopa Medical Center. Dr. Barbara J. MacCollum is board-certified in Internal Medicine and Gastroenterology and Hepatology by the American Board of Internal Medicine, and holds memberships in the American Gastroenterological Association, American College of Physicians, American Society of Gastrointestinal Endoscopy, Maricopa Medical Society, Phi Beta Kappa, and the Phoenix Society of Gastroenterology. She also treats conditions like colon polyps, GERD, liver disease, ulcer disease, and Crohn's disease.”

“Dr. Michael R. Mills earned his B.S. from the University of Arizona, M.D. and M.P.H. from Tulane University. He completed his Internal Medicine Residency at the University of Colorado and a Gastroenterology Fellowship at the University of Arizona Health Sciences Center and is board-certified in Gastroenterology & Hepatology. Dr. Mills is board-certified by the American Board of Internal Medicine in Gastroenterology and Hepatology. He is a member of the American College of Gastroenterology, American Gastroenterological Association, American Medical Association, Arizona Medical Association, and more. Dr. Mills is affiliated with Banner Estrella Medical Center and Banner University Medical Center.”