 Lewis spent all of 2003 with the Hagerstown Suns, where he finished the season second in the Giants organization with 30 stolen bases.He also led the team with 61 runs scored, while ranking 3rd in games (114) and doubles(17).Lewis finished the season with a .250 batting average, but as a result of leading the team in walks with 68, wound up with a .361 on-base percentage.