Lewis scored two goals, including an empty-netter in the third period, in Tuesday's 5-1 win over the Wild.
Lewis registered an assist in Monday's 3-0 win over the Predators.
Lewis scored a goal and added two hits in Monday's 8-7 overtime loss to the Senators.
Lewis signed a one-year, $800,000 contract with the Kings on Monday.
Lewis is questionable to face Nashville on Wednesday after missing practice with an undisclosed injury Tuesday, Zach Dooley of the Kings' official site reports.
Lewis logged a power-play assist in Saturday's 4-2 loss to the Bruins.
Lewis signed a one-year, $775,000 deal with the Kings on Saturday, per Elliotte Friedman of Sportsnet.
Lewis scored a power-play goal and added three hits in Saturday's 6-5 win over the Stars.
Lewis collected an assist and two shots on goal in Thursday's 4-1 win over the Blues.
Lewis capped the scoring during Saturday's 3-2 victory over the Jets.