Ahsan Arozullah

Ahsan Arozullah, MD, MPH is Executive Vice President of Research and Development and Chief Medical Officer at TerSera Therapeutics, a Deerfield, Illinois specialty pharmaceutical company focused on oncology, CNS disorders and rare disease. A Northwestern-trained physician with a Harvard MPH, he spent over 15 years at Astellas, rising to Senior Vice President and Head of Oncology Development, where he helped validate claudin 18.2 as a cancer target through the pivotal SPOTLIGHT trial of zolbetuximab. He pairs two decades of clinical research with academic roots in health literacy at the University of Illinois and serves on the board of Darul Qasim College, working at the intersection of medicine and Islamic bioethics.