Dr. Orlando Castillo is a nephrologist practicing in Tampa, FL. Dr. Castillo specializes in the care and treatment of the kidneys. As a nephrologist, Dr. Castillo most typically treats conditions like kidney stones, chronic kidney disease, acute renal failure, polycystuc kidney disease, high blood pressure and more. Nephrologists are also experts on kidney transplantation and dialysis. They are usually referred to by primary care physicians for problems related to the kidneys, and while they can perform tests to diagnose kidney disorders, they do not perform surgeries.