Early in his life, Hewitt played basketball, but soon realized that his physique was most conducive to baseball and switched his emphasis to this sport.
The next year, as a member of the Williamsport Crosscutters, Hewitt marginally improved his performance at the plate, hitting .223 with seven home runs and 30 RBIs.
[6] In 2012, he was promoted to the Clearwater Threshers, of Class A-Advanced, with whom he posted a .241 batting average, 13 home runs, 50 RBIs and 13 stolen bases.
[2] He was promoted once again in 2013, joining a fellow first-round pick, Jesse Biddle, with the Double-A Reading Fightin' Phils.
On March 24, 2016, Hewitt signed with the New Britain Bees of the Atlantic League of Professional Baseball, joining fellow former Phillies first round pick Greg Golson.