Nestor Herszbaum has appeared as chamber musician, recitalist and concerto soloist throughout Europe, North and South America. He is the former Principal Flute with the Kansas City Symphony Orchestra and has also performed with the Omaha SymphonyLincoln Symphony and Charleston Symphony.

Nestor has taught at the University of Nebraska at OmahaCreighton University, and at the University of Cincinnati College Conservatory of Music Preparatory Department.

Nestor Herszbaum's book 'Alternative Fingerings for the Flute' was published in August 2003. Its second edition was published in August 2008 by Carolyn Nussbaum Flute Company.

In 2013 Nestor published Altissimo Flute Fingering Chart® & Altissimo Flute Trill Chart® in collaboration with Carolyn Nussbaum Flute Company.