伊良部秀輝
Medina was originally signed by the New York Yankees as an amateur free agent in 1992. He began his professional career the following year with the Yankees' rookie team, then spent 1994 with the Oneonta Yankees, where he had a win-loss record of 3-7 and a 4.66 earned run average (ERA) in 14 games. He split 1995 with the Greensboro Bats and Tampa Yankees. With Tampa, he had a 2.37 ERA in six games. Medina was promoted to the Norwich Navigators, and had a 5-8 record, a 3.06 ERA, and 112 strikeouts in 19 games. After the 1996 season ended, he was traded to the San Diego Padres with Rubén Rivera for Hideki Irabu and Homer Bush.