Huestis spent four seasons at Stanford and averaged 7.5 points, 6.2 rebounds and 1.4 blocks in 135 career games. During both his junior and senior seasons, Huestis was named to the Pac-12 Defensive Team and at the conclusion of his sophomore season, he received Pac-12 Defensive Team Honorable Mention honors. Was 2014 PAC-12 Defensive Player of the year. In 2013–14, Huestis scored in double-figures on 19 occasions while leading Stanford in rebounding and blocks. He concluded his collegiate career as the all-time leading shot blocker in Cardinal history.
On June 26, 2014, Huestis was selected with the 29th overall pick in the 2014 NBA draft by the Oklahoma City Thunder. He later joined the Thunder for the 2014 NBA Summer League. On November 4, 2014, he was acquired by the Oklahoma City Blue of the NBA Development League. On November 14, he made his professional debut in a 111–105 loss to the Maine Red Claws, recording 10 points, nine rebounds and two assists in 37 minutes. In 46 games for the Blue in 2014–15, he averaged 10.2 points, 5.6 rebounds, 1.1 assists and 1.5 blocks per game. He would not play a single game for the Thunder that season.
Oklahoma City Thunder (2015–2018)
On July 30, 2015, Huestis signed with the Thunder. On March 24, 2016, he made his NBA debut in a 113–91 win over the Utah Jazz, recording three points in five minutes off the bench. On April 16, Huestis made his debut in the playoffs, recording one rebound in eight minutes off the bench in a Game 1 victory over the Dallas Mavericks. During his rookie and sophomore seasons, Huestis received multiple assignments to the Oklahoma City Blue. He was one of the first domestic draft-and-stash prospects, playing for the Blue instead of heading overseas to develop. Huestis saw a vast increase in his minutes during the 2017-18 season, playing in 69 games and becoming a regular part of the player rotation.
On October 9, 2018, Huestis signed with the San Antonio Spurs, but was later waived by the Spurs on October 11. Later Huestis was reported to have signed with their G League affiliate the Austin Spurs on October 17.On October 22, Huestis was included in Austin's training camp roster, and on October 31, Huestis was included in Austin's opening night roster.
NBA career statistics
Regular season
Playoffs
Personal life
Huestis has worked on an online blog, Through the Lens. He has discussed dealing with depression and existential crises.
