A 41st round pick in the 2010 First-Year Player Draft, Beeler was 3-for-12 at Iowa this season.
The last Cubs pitcher to get a hit in his first big league at-bat was Chris Rusin, who tripled in his first at-bat in the third inning of his Major League debut Aug. 21, 2012.
Carrie Muskat is a reporter for MLB.com. She writes a blog, Muskat Ramblings, and you can follow her on Twitter @CarrieMuskat. This story was not subject to the approval of Major League Baseball or its clubs.