Dr. Sebastian Obrzut is a Nuclear Medicine physician with interest in molecular imaging of oncologic, neurodegenerative and cardiovascular diseases. He is also actively involved in the treatment of cancer using emerging radiopharmaceuticals with particular focus on prostate and neuroendocrine cancers.  

As a scientist, he works to evaluate novel computational approaches in imaging informatics and machine learning to improve outcomes in patients with cancer and Parkinson’s disease. In addition, Dr. Obrzut serves as a reviewer in several radiology journals.

Dr. Obrzut is also a professor at OHSU’s School of Medicine in radiology. Throughout his career, he has mentored many radiology residents and medical students. He spent more than eighteen years on the faculty at University of California San Diego before joining OHSU in 2022.