Dr. Frank J. Thomas

Frederick Park is a Gastroenterologist in Renton, Washington. Dr. Park is rated as an Advanced provider by MediFind in the treatment of Congenital Diaphragmatic Hernia. His top areas of expertise are Familial Adenomatous Polyposis, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gastrectomy.

George Winters is a Gastroenterologist in Bellevue, Washington. Dr. Winters is rated as a Distinguished provider by MediFind in the treatment of Congenital Diaphragmatic Hernia. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy.

Sangik Oh, MD, is a board-certified gastroenterologist with fellowship training in gastroenterology. Dr. Oh served as Chief Medical Resident during his internal medicine residency. During his gastroenterology fellowship, he also earned his Master's degree in Medical Science from Harvard Medical School. He was also the recipient of the 2002 AASLD/Schering Advanced Hepatology Fellowship Award.Upon completion of his fellowship, Dr. Oh joined the faculty at Harvard Medical School and was a staff gastroenterologist at Beth Israel Deaconess Medical Center before joining Tacoma Digestive Disease Center in 2005, which is now Franciscan Digestive Care Associates. Dr. Oh is rated as a Distinguished provider by MediFind in the treatment of Congenital Diaphragmatic Hernia. His top areas of expertise are Visceromegaly, Enlarged Liver, Non-Alcoholic Fatty Liver Disease, Cirrhosis, and Endoscopy.