Dr. Shahab Aftahi

Hello humankindness. It’s more than a tagline. Humankindness is one of the many things we all have in common. It’s the good within us. The power that connects us. And at CommonSpirit Health, we fuse it into heartfelt healing, inspired innovation, and mindful medicine. It’s in how we provide treatment and the way we treat patients.Our communities need caring, and our families need support. CommonSpirit is committed to building healthy communities by advocating for those who are poor and vulnerable, and innovating how and where healing can happen. Because the way care is provided is often as meaningful as the care itself. Dr. Perumal is rated as an Advanced provider by MediFind in the treatment of Ascites. His top areas of expertise are Gastritis, Chronic Erosive Gastritis, Ascites, Gastrectomy, and Colonoscopy.

Todd Sheer, MD provides gastroenterological and hepatological care. Treating patients the way he would want to be treated, he listens to and examines his patients carefully to create the best possible treatment plan. Dr. Sheer attended Georgetown University where he earned his bachelor's degree and master's degree. He performed a residency and a fellowship at the Naval Medical Center in San Diego and was a fellow for the American Association for the Study of Liver Disease (AASLD). Dr. Sheer is also a Navy veteran. In his free time, Dr. Sheer enjoys backpacking, skiing, weight training and reading. Dr. Sheer is rated as an Advanced provider by MediFind in the treatment of Ascites. His top areas of expertise are Hepatitis, Hepatitis C, Alcoholic Cirrhosis, Endoscopy, and Colonoscopy.

Siva Doma is a Gastroenterologist in Durango, Colorado. Dr. Doma is rated as a Distinguished provider by MediFind in the treatment of Ascites. His top areas of expertise are Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Hepatitis B, Endoscopy, and Colonoscopy. Dr. Doma is currently accepting new patients.