Neuropsychological Assessment & Treatment Services PLLC (NATS) offers a range of psychology services, including neuropsychological assessments and cognitive behavioral therapy. NATS is conveniently located in eastern Massachusetts, serving populations in the Metro West community of Boston, including Brookline, Dover, Natick, Needham, Newton, Waltham, Wayland, Wellesley, Weston and the other nearby cities and towns.