May 23, 2013. In his debut against the Blue Jays, Gausman pitched five innings and allowed seven hits, four runs, and two walks, also adding five strikeouts. Gausman picked up the loss as the Orioles fell 12–6 to the Blue Jays. On June 14, Gausman was optioned to the Triple-A Norfolk Tides. He was recalled on June 24. On June 28, Gausman earned his first Major League win, against the New York Yankees, pitching in relief of T. J. McFarland, going innings, striking out four and allowing no walks and three hits. He was optioned back to Norfolk on July 10. He was again recalled from the Norfolk Tides on August 28 and earned his second big league win on September 1, also against the Yankees, but at Yankee Stadium. 2014 season On June 7, 2014, Gausman earned his first win as a starting pitcher, going seven innings against the Oakland Athletics, allowing only one run, walking one, and striking out six. Following the best outing of his young career, Gausman pitched against the AL East leading Toronto Blue Jays where he went six innings, again allowing one run and striking out three. In the 2014 postseason, Gausman pitched out of the bullpen for the Orioles. Gausman pitched eight innings in three relief appearances, posting a 1.13 ERA and an 0.75 WHIP. The Orioles would sweep the Tigers in the ALDS before being swept in the ALCS by the Kansas City Royals. Gausman finished the 2014 campaign having made 20 starts, with one complete game (five innings, due to rain), posting a 3.57 ERA and a 7–7 win–loss record. 2015 season Gausman made 25 appearances in 2015 (17 starts). He posted a moderate 4.25 ERA, but struck out a career-high 103 batters, averaging 8.3 K/9. He posted a 4–7 record, as the Orioles finished 81–81 and didn't make the playoffs. 2016 season Gausman started the 2016 season on the DL, but returned ready to prove he was at his best. He made his season debut on April 25 against the Rays, earning a tough loss after going five innings and giving up only one run on three hits. He earned a no decision in his next start as the Orioles lost 8–7 against the White Sox. Gausman went six innings, allowing three runs (two earned). His next start was the best of his career, as he pitched eight shutout innings,