Lewis -- playing for the first time since mid-October due to a torn triceps -- spearheaded a defensive effort that produced three turnovers in Baltimore's triumph in the AFC Wild Card round contest.
Paul Kruger registered 2 1/2 of the Ravens' three sacks of Colts signal-caller Andrew Luck and forced a fumble for Baltimore, which now goes on to play top-seeded Denver next week.
Luck managed to complete 28-of-54 passes with an interception in his first-ever playoff appearance for the Colts, whose storybook comeback from a 2-14 mark last season was brought to an end.
Reggie Wayne provided 114 receiving yards on nine catches while Vick Ballard rushed for 91 yards on 22 carries for Indianapolis.
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