Stephenson contributed 15 points and 12 rebounds and Paul George also netted 15 points as Indiana continued its recent dominance of Orlando with a fourth straight victory against the Magic.
Arron Afflalo put in 20 points for Orlando, which never led in the contest en route to a 12th consecutive road loss.
Nikola Vucevic amassed 16 points and 13 rebounds.
Notable deaths of 2014 [PHOTOS]
Michael Sam cut from the Dallas Cowboys