Dr. Zhang is a licensed General Dentistry in CA. Graduated in 2004. Medical degree obtained from Loma Linda University School of Dentistry. Currently practices at John Gong-Jian Zhang DDS (John Gong-Jian Zhang DDS), located at 2050 N Mills Ave, Claremont, CA 91711. Dr. Zhang specializes in oral surgery, crowns, implant placement and restoration, dentures, and partials. . In addition to English, Dr. Zhang speaks Mandarin and accepts new patients.