On television, he is known for playing the title character on the ABC series Doogie Howser, M.D. Primarily known for his comedic television roles and dramatic and musical stage roles, he has received multiple accolades throughout his career, including a Tony Award, five Primetime Emmy Awards, and nominations for a Grammy Award and three Screen Actors Guild Awards. Neil Patrick Harris (born June 15, 1973) is an American actor, singer, writer, producer, and television host.