Sandra Osswald, MD is a Dermatologist in San Antonio, TX. They are affiliated with Methodist Specialty & Transplant Hospital, St. Luke's Baptist Hospital and University Health System. Sandra Osswald was board certified by American Board of Dermatopathology Certification in Dermatopathology. Their offices are located in 7979 Wurzbach Rd, San Antonio, TX and 8300 Floyd Curl Dr, San Antonio, TX.