The NYU Comprehensive Epilepsy Center is located directly across town along 34th Street from Penn Station. Take the M34 or M16 bus going east (south side of the street) to 3rd Avenue.
You can also walk across town along 34th Street.
The M34 bus runs the length of 34th Street in Manhattan and stops directly at Third Avenue (closest to entrance). The M16 bus directly connects nationwide bus service at the Port Authority Bus Terminal (42nd Street and 8th Avenue). One bus fare $2.25. A Metrocard or coins are required.
The subway costs $2.25 each way. The stop closet to the NYU Comprehensive Epilepsy Center is the 33rd Street stop (at Park Avenue) on the Number 6 line or the Grand Central Terminal between Lexington and Park Avenue.