Dr. Arquilla completed his Internal Medicine Residency and Nephrology fellowship at the University of California Irvine school of Medicine. He has practiced Nephrology exclusively at St Joseph’s hospital since the completion of his training more than 30 years ago. While at St Joseph hospital, he has and continues to serve on many medical staff committees including Chairman of Dialysis, Transplant Committee, Quality Committee, Safety Committee and the Credentials Committee. He is also a Medical Director of the Satellite Orange Dialysis unit. Dr. Arquilla is now a proud member of Southern California Kidney Consultants, which is the largest Nephrology practice in Orange County.