Chan Ho Park
Baker was called up to the majors on July 9, 2008, after Matt Treanor went on the disabled list. His first major league hit was a solo home run off Chan Ho Park of the Los Angeles Dodgers on July 10. In 2009 to 2010 Baker platooned with teammate Ronny Paulino; Baker played against right-handed pitchers while Paulino played against left-handed pitchers.