He has extensive experience in diagnosis, management and treatment of cerebrovascular disease, minimally invasive spine surgery and acute stroke treatment.

Dr. Hirsch has multiple research interests and actively publishes extensively in the peer-reviewed literature. His research includes cerebrovascular disease and minimally invasive options to treat cerebrovascular conditions such as intracranial aneurysms (both ruptured and unruptured), arterio-venous malformations and large vessel occlusion leading to stroke. As a result of this research, Dr. Hirsch has led the development of multiple clinical guidelines for cerebrovascular disease and is invited around the world to lecture on these topics.