Dr. Siu has been practicing Nephrology on the Peninsula since 2003. She presently serves as the Medical Director of DaVita Peninsula Dialysis Center. She works closely with the Clinical Trials Program at Peninsula Kidney Associates and served as a Sub Investigator on many research trials. Dr. Siu specializes in the detection of kidney related diseases through ultrasonography. She emphasizes prevention and education of Chronic Kidney Disease by informing patients of the risks and recommended treatment options through CKD Education. Dr. Siu is a member of The American Society of Nephrology, the American College of Physicians and the Philippine-Chinese American Medical Association. She is Board Certified in Nephrology and Internal Medicine by The American Board of Internal Medicine.