Dr. John J. Cannella III was born in Omaha, Nebraska, and grew up in the nearby town of Grand Island, Nebraska. He received his Bachelor of Science degree in Biology from Creighton University College of Arts and Sciences in 1998. He began his medical studies at Creighton University School of Medicine, earning his Doctorate of Medicine in 2003. He completed his Residency in Internal Medicine at the University of Nebraska Medical Center in 2006, and remained at UNMC through 2009, where he completed his Fellowship in Gastroenterology and Hepatology.

Dr. Cannella is interested in the diagnosis and treatment of liver and biliary diseases, but enjoys the broad spectrum of gastroenterological disorders and endoscopic procedures. He is certified by the American Board of Internal Medicine in both Internal Medicine and Gastroenterology.

In his free time, Dr. Cannella enjoys running, cycling, travel, and spending time with his wife and three children.