Dr. William Li Sun is a Gynecologist/Obstetrician in Avondale 85392, A…read morevondale AZ and has an experience of 33 years in this field. Dr. William Li Sun practices at Palm Valley Womens Care in Avondale 85392, Avondale AZ,Palm Valley Womens Care in Avondale 85392, Avondale AZ and Palm Valley Womens Care in Phoenix 85037, PHOENIX.read less