 He was recalled in September, and was part of the Reds' post-season roster, but did not make an appearance in the 1990 National League Championship Series with the Pittsburgh Pirates or World Series against the A's.The Reds were 0-12 in Birtsas' final twelve regular season appearances.When the Reds re-signed second baseman Bill Doran at the 1990 Winter meetings, they released Birtsas to clear a roster spot.