Mary K. Len, MD, is attending physician at Seattle Children’s Hospital and clinical associate professor at the University of Washington School of Medicine. She was trained in pediatric gastroenterology at the University of California, Los Angeles School of Medicine and is board certified in pediatric gastroenterology.
Len has been a member of the outreach pediatric gastroenterology division, attending clinics at Olympia and Federal Way, Wash., and is a member of the North American Society for Pediatric Gastroenterology and Nutrition. Her research interests include celiac sprue and inflammatory bowel disease.