Leonard R Bertheau, DO, is a board-certified family physician and a diabetologist. A native of the Pacific Northwest, Dr. Bertheau grew up in Vancouver, Washington and attended Washington State University. After medical school at Oklahoma State University, Dr. Berteheau completed a residency in family practice at Firelands Regional Medical Center in Sandusky, Ohio and a fellowship in diabetes care at Ohio University College of Osteopathic Medicine.
As a diabetologist, Dr. Bertheau cares for and manages treatment for diabetic patients and serves as the medical director for Adventist Health’s Diabetes and Endocrine Center in Portland, Oregon.
Dr. Bertheau lives in Vancouver with his with and children. They enjoy walks as a family and watching movies, especially the classics from the 80’s and 90’s. He is a diehard Seattle Seahawks fan.