He is a professor of neurosurgery and otolaryngology at the Hoftstra Northwell School of Medicine, and director of the Brain Tumor Center, Pituitary/Neuroendocrine Center, and the Acoustic Neuroma Program at the New York Head and Neck Institute at Lenox Hill Hospital and Manhattan Eye, Ear and Throat Hospital (New York City). He is also a board-certified adult neurosurgeon at Lenox Hill Hospital where he has treated Glioblastoma multiforme cases as well as other brain tumors and spine cases.