[1] Ohlman started the 2010 minor league season with the Class-A Delmarva Shorebirds, but was sent down to the Rookie Advanced Bluefield Orioles in June after struggling to compete in A-level baseball.

[1] Before the start of the 2012 minor league season, Ohlman was involved in a serious car accident in which the truck he was driving flipped onto its roof.

[4] While still on the disabled list in April 2012, he was suspended 50 games for violating the Minor League Drug Prevention and Treatment Program for a second time.

[2] Upon the completion of his suspension, Ohlman was assigned to the Gulf Coast League Orioles for eight games, and then moved up to Delmarva to end the season.

[1] In the offseason, he played in 43 games for the Perth Heat of the Australian Baseball League (ABL), batting .317 with six home runs and 27 RBI.

[1] Ohlman appeared in 10 games for the Surprise Saguaros of the Arizona Fall League during the offseason, hitting .290 with four home runs and nine RBI.

[8] Ohlman signed a minor league contract that included an invitation to spring training with the Toronto Blue Jays on November 17, 2016.

[14] He platooned with Raffy Lopez while catchers Russell Martin, Luke Maile, and Miguel Montero remained on the disabled list.