Westphal has served on the faculty since 2004. A Broadway music director, conductor and keyboard player, her Broadway credits include The Lion King, A Christmas Story, Miss Saigon and The Gershwins’ Fascinating Rhythm. During a 2018–19 sabbatical, she directed the music for the first national tour of the Tony Award-winning Come From Away. She also conducted the national tour of A Christmas Story, toured as pianist with Andrea Bocelli, and has performed as a keyboardist on over a dozen Broadway national tours. Westphal has also developed new musicals with Glenn Frey of The Eagles and Graham Russell of Air Supply.