Clevinger was optioned to Triple-A Columbus on Thursday.
With the call-ups of Austin Adams and Joseph Colon on Thursday, Clevinger was sent down to Triple-A to make room on the Indians' roster. Clevinger has made one appearance during his most recent stay in the majors, tossing two scoreless innings against Detroit on July 5. The 25-year-old will now resume a 2.70 ERA and 1.19 WHIP over 70 innings pitched for Triple-A Columbus.