Before ever playing for the Sabres, he was dealt to the Washington Capitals on March 9, 2004 in exchange for forward Mike Grier.

Klepiš ultimately played in 66 NHL games (all with the Capitals) before returning to Europe to continue his professional career in the Kontinental Hockey League.

He won the Gagarin Cup in 2012 with Dynamo Moscow, scoring the series-winning goal in the seventh game.

On June 26, 2014, he left HC Lev Praha after two seasons to join Swedish club, Färjestad BK of the SHL.

[1] He then returned to the Czech Republic joining HC Oceláři Třinec before moving to his current club, BK Mladá Boleslav, part way through the 2015/2016 league season.