C.Y. Michael Chang MD

C.Y. Michael Chang MD

“Quality health care involves close collaboration between me and my patients. Educating patients about their medical condition empowers them to work with me to determine the best treatment options for them.”

Dr. Michael Chang graduated cum laude from UCLA where he double majored in microbiology and economics. He received his medical degree from Baylor College of Medicine and completed his internal medicine residency at the University of California, Irvine.

Dr. Chang pursued advanced training in gastroenterology and hepatology at Mount Sinai Medical Center in New York and joined Gastroenterology Specialists of Oregon (now The Oregon Clinic Gastroenterology – South) in 2002. Dr. Chang is board certified in internal medicine and gastroenterology and is proficient in all endoscopic procedures including capsule endoscopy. Dr. Chang serves on the Medical Care Advisory Board at Willamette Falls Hospital and the Medical Executive Committee at Legacy Meridian Park Hospital.

He is fluent in Mandarin and Taiwanese.

Dr. Chang spends his free time with his wife and daughters. He also enjoys traveling, golfing and exercising.

Other Activities

Executive Committee, Legacy Meridian Park Medicine

Quality Counsel, Providence Willamette Falls

Critical Care Committee, Providence Willamette Falls


Fellowship, Gastroenterology, Mount Sinai Medical Center, New York, NY, 2002

MD, Baylor College of Medicine Irvine, Irvine, CA, 1999

BS, Microbiology, University of California, Los Angeles, Los Angeles, CA, 1992

BA, Economics, University of California, Los Angeles, Los Angeles, CA, 1992




Portland Monthly Magazine, “Top Doctors”, 2020

Cum Laude, UCLA, 1992