The 5-foot-11 four-star point guard totaled 22 points, 14 assists, three steals, three rebounds and just four turnovers in Oak Hill's 105-75 win over Massanutten Military Academy.
Lewis knocked down 4-of-5 3-point attempts as well.
Oak Hill (1-0) returns to action Friday night.
A four-star prospect, Lewis is rated the No. 8 point guard in the country by Scout.com. He's considered the nation's No. 61 player overall.