Education
Hielscher studied church music at the Hochschule für Musik Detmold (A), and carillon in Utrecht.
Hielscher studied church music at the Hochschule für Musik Detmold (A), and carillon in Utrecht.
From 1969 - 1973 he was church musician in Juist and from 1973 - 1979 in Bielefeld. He has been the organist and carilloneur at the Marktkirche in Wiesbaden since 1979. He created a series of weekly free recitals called Orgelmusik zur Marktzeit (organ music at market time) on Saturdays at 11:30 a.m., in which he and guest organists perform seasonal music, more than 1500 events as of 2010.
Hielscher is active as a concert organist and has played more than 2500 organ concerts worldwide.