Joseph P. Moran (1905–1934) was a doctor known for catering to the Depression-era criminal underworld in the early 20th century. He was also a peripheral member of the Barker-Karpis gang, and was possibly the last physician to see the mortally wounded John Hamilton, a member of the John Dillinger gang, whom Moran refused to treat.
Read more about Joseph P. Moran: Early Career, Chicago Underworld, The Barker Gang, Death, In Other Media