Mar 10, 2022 · Patient Portal. New Patient. Existing Patient. Accessibility Portal. ... South Texas Spine & Surgical Outpatient Center. Address: 18518 Hardy Oak Blvd Ste 100, San Antonio, TX 78258. Phone: 210-880-9897. South Texas Spine & Surgical Hospital. Address: 18600 N. Hardy Oak Blvd. San Antonio, Texas 78258..