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Doogie Howser, M.D. is a teen medical drama created by David E. Kelley. It ran for four seasons on ABC from 1989 to 1993. The show starred Neil Patrick Harris as Doogie Howser, a 14-year-old boy who is a child prodigy and a doctor. Doogie Howser, M.D. was a critical and commercial success, and it helped to launch Harris's career.