What was the song at the beginning of House episode ';Under My Skin';?

At the beginning of this episode (season 5, episode 23 ';Under My Skin';), the ballerinas are dancing to a classical song played by the orchestra. What's the name of the song?What was the song at the beginning of House episode ';Under My Skin';?
';Company: II'; by Phillip GlassWhat was the song at the beginning of House episode ';Under My Skin';?
';Company II'; by Phillip Glass.





Go to the webpage below and you can click through to hear a 30- second preview of the piece.





House Episode 5.23 (#109)