Josephus-ian Sanjorjo is a Nephrologist and a Hospital Medicine doctor in San Mateo, California. Dr. Sanjorjo has been practicing medicine for over 16 years is highly rated in 3 conditions, according to our data. His top areas of expertise are Chronic Kidney Disease, Acute Kidney Failure, End-Stage Renal Disease (ESRD), and Renovascular Hypertension.