Our spine specialists offer outstanding care and surgical therapies in Riverhead and at our 6 other convenient locations in Suffolk and Nassau counties. Our neurosurgeons treat conditions that require the experience and expertise of a doctor specializing in advanced neurosurgical techniques. Neurological Surgery, P.C. (NSPC) is the largest neurosurgical practice in the Long Island area, with over 20 neurosurgeons offering the latest in treatment advancements. Doctors in the NY region refer their brain and spine patients to us for outstanding neurosurgical treatments.