Established in 1990, Gynecologic Oncology of Houston is a health care firm that offers a range of medical services. It specializes in the treatment of female diseases and serves women with the risk of gynecologic malignancy. The firm s physicians deal in gynecologic and obstetrical issues. Its affiliated hospitals include Women s Hospital of Texas, St. Luke s Episcopal Hospital, The Methodist Hospital, St. John's Hospital, Spring Branch Medical Center, Park Plaza Hospital and Hermann Hospital. The firm staffs nurses, chemotherapy supervisors, physicians assistant and practice managers. With a location in Houston, Gynecologic Oncology of Houston also operates in The Woodlands and Katy, Texas.