"Our people did a good job getting many looks at him and project him to Major League average to above average on five tools," said Bill Bavasi, Reds vice president of scouting, player development and international operations.
Medina will come to the United States to play as soon as he receives his visa.
Mark Sheldon is a reporter for MLB.com. Read his blog, Mark My Word, and follow him on Twitter @m_sheldon. This story was not subject to the approval of Major League Baseball or its clubs.