Dr. Michael S. Mahoney

Dr. Hill grew up in southern California near Anaheim. He graduated from the New York College of Osteopathic Medicine in 1996. He completed his Internal Medicine residency in 1999 at Loma Linda University but stayed on an additional year as the chief medical resident. Dr Hill then completed his Gastroenterology fellowship at Loma Linda in 2003. After fellowship he took a position at Sutter Medical Group in Auburn California where he practiced for over 5 years. He will be starting in Grass Valley in January 2009. Dr Hill is board certified in both Internal Medicine and Gastroenterology. His areas of interest include therapeutic endoscopy and hepatology, though he enjoys all aspects of Gastroenterology. Dr Hill enjoys athletics and reading. He is married and has 2 children.To contribute to the wellness of our community through the provision of quality services delivered in a compassionate and cost-effective manner.We will be a community-oriented endoscopy center. We will directly provide endoscopy services in the ambulatory setting. In addition, we will collaborate with other providers to manage and improve the total health of our community with compassion, dedication and accountability for quality and efficiency. Dr. Hill is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gardner Syndrome, Turcot Syndrome, Gastritis, Gastrectomy, and Gastrostomy.

Juan Garcia is a Gastroenterologist in Sacramento, California. Dr. Garcia is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Achalasia, Gastroesophageal Reflux Disease (GERD), Trichohepatoenteric Syndrome, Endoscopy, and Colonoscopy.

Dr. Hsu received his medical degree from the University of Wales, College of Medicine, the United Kingdom, in 1985. He completed his Residency in Internal Medicine at the California Pacific Medical Center in San Francisco, California. Dr. Hsu received his G.I. Fellowship and Advanced Therapeutic Endoscopy Training at the University of California, Davis Medical Center (UCDMC). He is Board Certified in both Internal Medicine and Gastroenterology. Dr. Hsu has been in practice since 1989 and has been with Capitol G.I. since 2000. He served as Director of Endoscopy, G.I. Fellowship Training Program at UCDMC, and appointed Clinical Professor of Medicine since 2007. He is the current Governor of Northern California, American College of Gastroenterology and Co-Chair, CMAC of Northern California, Crohn's and Colitis Foundation. He has special interests in Barrett's Endoscopic Therapies, Endoscopic Retrograde Cholangiopancreatography, Colon Cancer Prevention, Inflammatory Bowel Disease, Intestinal Microbiome, and Fecal Microbiota Transplantation. Dr. Hsu sees patients in our Roseville office. Dr. Hsu is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Gas Bloat Syndrome, Gastrectomy, and Endoscopy.