Marsha Siebenmorgen, Ph.D.

Marsha Siebenmorgen, Ph.D., ABPP-CN, is a board-certified clinical neuropsychologist who joined UT Southwestern in 2017. Prior to joining the UT Southwestern faculty, she completed her doctoral degree at the University of Tulsa, followed by an internship at the University of Kansas School of Medicine and a two-year fellowship at the Medical College of Wisconsin. Dr. Siebenmorgen is now a full-time pediatric neuropsychologist at Children’s Health, where she completes neuropsychological evaluations in addition to supervising trainees, teaching seminars and didactics, and being extensively involved in multidisciplinary clinics. Her primary interests include congenital heart disease, solid organ transplant, and cancer and blood disorders.