William O. Hurtado-Santiago, MD, practices at Advanced Renal Care Institute in Mayagüez, Puerto Rico, United States, and is also affiliated with Mayaguez Medical Center, Concepcion Hospital, and Buena Vista Hospital. As a nephrologist of nearly 10 years, he is well-versed in the field which iss a specialty of medicine and pediatrics that concerns itself with the study of normal kidney function, kidney problems, the treatment of kidney problems and renal replacement therapy. An expert in interventional nephrology, he is trained at the VA System in San Juan. Dr. Hurtado-Santiago is certified in internal medicine, nephrology, and interventional nephrology by the American Board of Internal Medicine. In addition, he is a distinguished member of the American Medical Association and American Society of Nephrology, which allows him to constantly grow professionally by adding new skills and education to his vast expertise.