| Dr. Jian Guan is a Texas state licensed medical doctor, specializing in Hematology/Oncology. Graduated Magna Cum Laude from Tongji Medical University, completed residency training in Florida Hospital, and completed the Hematology/Oncology specialist training at Houston Methodist. Dr. Guan currently is working at Houston Methodist, located in 6565 Fannin St Houston TX 77070 | |||