The former Arizona Wildcats guard had 11 points, five rebounds, and two assists in 25 minutes on Wednesday, shooting 3-7 from the field, 4-5 from the free throw line, and 1-1 from 3.
Johnson helped the Blazers take down the Chicago Bulls, 88-77. Lauri Markkanen did not play for Chicago due to a toe contusion.
On Tuesday, Johnson had 10 points on 4-6 shooting (2-2 3PT) in 12 minutes.
Kaleb Tarczewski did not play for the Sixers, who moved into the consolation bracket.
Round 2 starts Thursday
Postseason play continues in Las Vegas on Thursday. Here are the former Wildcats who will be in action:
Nick Johnson and the Trail Blazers take on the Toronto Raptors at 7 p.m. PT.
Gabe York and the Lakers square off against the Cleveland Cavaliers at 7:30 p.m. PT.
Follow Ryan Kelapire on Twitter at @RKelapire