"He feels good," manager Bob Melvin said. "He was wanting to pitch today."
By pitching him Saturday, the A's keep Kazmir on the same throwing schedule, meaning he's still in line to start behind projected Opening Day man Sonny Gray when the season begins.
Kazmir has yet to give up a run in seven innings over two starts this spring.
Jane Lee is a reporter for MLB.com. Read her blog, Major Lee-ague, and follow her on Twitter @JaneMLB. This story was not subject to the approval of Major League Baseball or its clubs.