This dataset contains supplementary material to the associated article “Personalized Drug Screening and Risk Assessment in Patient-Derived Gastroenteropancreatic Neuroendocrine Neoplasms”. The article was published in the Journal of Clinical Endocrinology and Metabolism. Data to: Christoph J Auernhammer, Katharina Wang, Umberto Maccio, Thomas Knösel, Maximilian P Hungbauer, Katharina Schilbach, Julian Maurer, Lea Peischer, Astrid Reul, Elena Kuzmenko, Edlira Luca, Julia Hamati, Diana Vetter, Jose Oberholzer, Ralph Fritsch, Karel Pacak, Ashley B Grossman, Felix Beuschlein, Martin Reincke, Constanze Hantel, Kathrin Zitzmann, Svenja Nölting, Personalized drug screening and risk assessment in patient-derived gastroenteropancreatic neuroendocrine neoplasms, The Journal of Clinical Endocrinology & Metabolism, 2026; https://doi.org/10.1210/clinem/dgaf705