Dr. Chang is a licensed OB/GYN in TX. Graduated in 1991. Medical degree obtained from UT Health San Antonio. Completed residency training at Northwell Health. Currently practices at Kelsey-Seybold Clinic (Kelsey-Seybold Clinic), located at 25553 U.S. Highway 59, Porter, TX 77365. Dr. Chang specializes in da Vinci® surgeon, offering minimally invasive surgery for gynecological procedures, such as laparoscopic hysterectomy. In addition, he performs Novasure, Therma Choice and more.. In addition to English, Dr. Chang speaks Mandarin and Cantonese and accepts new patients.