A member of the Division of Endocrinology & Diabetes in Del Mar, Dr. Fujioka is board certified in both Internal Medicine and Clinical Nutrition. He has extensive experience in medical problems of both underweight and overweight individuals, and works extensively with metabolic problems (slow metabolism, eating disorders, diabetes, weight gain, cholesterol problems). He has expertise in nutritional treatment of medical problems, and hyperalimentation. He is a graduate of University of Hawaii School of Medicine and had a fellowship in Diabetes and Clinical Nutrition at University of Southern California Medical Center. He has published in fields of obesity, nutrition and hyperalimentation.