Dr. David O. Okonkwo

Dr. Gross is an assistant professor in the Department of Neurological Surgery at the University of Pittsburgh School of Medicine. Dr. Gross specializes in cerebrovascular neurosurgery for the treatment of brain and spinal cord vascular disorders such as aneurysms, arteriovenous malformations, arteriovenous fistulas, and cavernous malformations. His other clinical interests include embolization of brain and spinal cord tumors; cervical, intracranial, and venous stenting; and revascularization for acute ischemic stroke. Dr. Gross’ research is concentrated in cerebrovascular neurosurgery; he has written over 100 peer-reviewed articles and book chapters. His interests include natural history, treatment approaches and outcomes research in the management of aneurysms and vascular malformations of the neuraxis. Dr. Gross graduated Summa Cum Laude and Phi Beta Kappa from Northwestern University with a degree in chemistry and earned his medical degree at the Northwestern University Feinberg School of Medicine. He completed his neurosurgery residency at Brigham and Women’s Hospital/Boston Children’s Hospital/Harvard Medical School. He went on to complete an endovascular fellowship at the Barrow Neurological Institute. Bradley Gross, MD, specializes in neurosurgery and is certified by the American Board of Neurological Surgery. He practices at University of Pittsburgh Physicians, Department of Neurosurgery and is affiliated with UPMC Presbyterian, UPMC Mercy, UPMC Children's Hospital of Pittsburgh, and UPMC Shadyside. He completed his fellowship at Barrow Neurological Institute, residency at Brigham and Women's Hospital, and medical education at Northwestern University. Dr. Gross is rated as an Elite provider by MediFind in the treatment of Stroke. His top areas of expertise are Arteriovenous Malformation, Brain Aneurysm, Stroke, Thrombectomy, and Stent Placement.

Michael J. Lang, MD, joined the University of Pittsburgh School of Medicine in 2019 as a vascular and endovascular neurosurgeon who specializes in treatment of vessel diseases of the brain, including: aneurysms, stroke, carotid artery stenosis, arteriovenous malformations and fistulas, cavernomas, and intracerebral hemorrhage. He performs both minimally invasive endovascular and traditional open and skull base surgery, allowing a comprehensive approach in the treatment of cerebrovascular disease. He also has subspecialty training in functional and epilepsy neurosurgery. Dr. Lang is rated as a Distinguished provider by MediFind in the treatment of Stroke. His top areas of expertise are Chronic Subdural Hematoma, Subdural Hematoma, Pica, Thrombectomy, and Extracranial-Intracranial Bypass Surgery.

Dr. Kaufmann is clinical assistant professor of neurological surgery at the University of Pittsburgh School of Medicine and is Chief of Neurosurgery at UPMC Mercy. He maintains a general neurosurgery practice with an emphasis on treating degenerative disorders of the spine and traumatic injuries of the brain and spine. He also has an interest in complex spinal reconstructive surgery for conditions involving spinal deformity and brain tumors. Dr. Kaufmann received his medical degree from the Albert Einstein College of Medicine in New York City and completed a general surgery internship at the Johns Hopkins Hospital in Baltimore. He performed his neurosurgical residency at Montefiore Medical Center and the Hyman-Newman Institute for Neurology and Neurosurgery at Beth Israel Medical Center in New York City. He is board certified in neurological surgery. Dr. Kaufmann is a member of the American Association of Neurological Surgeons, the Congress of Neurological Surgeons and the Pennsylvania Neurosurgical Society. David Kaufmann, MD, specializes in neurosurgery and is certified by the American Board of Neurological Surgery. He practices at University of Pittsburgh Physicians, Department of Neurosurgery aand is affiliated with UPMC Mercy and UPMC Magee-Womens Hospital. He completed his residency at Montefiore Medical Center and medical education at Yeshiva University, Albert Einstein College of Medicine. Dr. Kaufmann is rated as an Advanced provider by MediFind in the treatment of Stroke. His top areas of expertise are Delirium, Stroke, Apoplexy, Vertebroplasty, and Bone Graft.