Gertrud Soeken (1897-1978), paediatrician as well as psychiatrist and neurologist, was involved in National Socialist medicine through her practical and scientific work. She supported both National Socialist health care and ideology. This article confronts her activities in science and health care politics with the strategy of her denazification proceedings, which ended with her suspension as chief physician in Berlin-Buch. The relevance of the professional network on which she was able to rely is particularly discussed.