Peter Nagel graduated from the Academy of Performing Arts in Bratislava (VŠMU) under Prof. Ida Černecká. He regularly performs on concert stages in Slovakia (Bratislavské hudobné slávnosti, CLASS!CAL: festival koncertného umenia, PIANO DAYS, Nedeľné matiné v Mirbachovom paláci, Sólo-duo-trio, Festival Bachovej hudby v Banskej Štiavnici, Trenčianska hudobná jar, Hudobné leto v Trenčianskych Tepliciach) and abroad (Czech Republic, Austria, Hungary). He has performed as a soloist with the Slovak Philharmonic, the Slovak Sinfonietta Žilina, and the Banská Bystrica Chamber Orchestra, collaborating with conductors such as Rastislav Štúr, Martin Leginus, and Petr Chromčák.

Beyond his studies at VŠMU, he completed an internship at JAMU in Brno (2015–2016) under Prof. Jan Jiraský and expanded his knowledge at numerous masterclasses (Elena Richter, Ivan Klánský, Viviana Sofronitzki, Karl-Andreas Kolly, Robert DeGaetano, Aleksandar Serdar, among others). In 2016, he represented Slovakia at the prestigious international showcase of young pianists “Piano Forte – The Next Generation” in Vienna. A curated selection of these concerts was released on CD in 2017 by the Vienna-based label Gramola. His most recent recording, “Peter Nagel: Keys to the Present”, featuring works by Juraj Hatrík and Franz Liszt, was released in 2024 by the Music Fund Slovakia.

In addition to his solo performances, he regularly performs in a piano duo with pianist Zuzana Patkoló. The Nagel-Patkolo Piano Duo was formed in 2011 during their studies at VŠMU. The duo specializes in performing works for two pianos as well as four-hand piano repertoire. In 2015, they won first prize at the “21st Century Art” Competition in Vienna. Their extensive repertoire includes Slovak premieres of works by composers such as Ľuboš Bernáth, Edward MacDowell, Samuel Barber, Arnold Bax, Cécile Chaminade, and Jiří Laburda. In 2025, the “Souvenirs” album featuring works by S. Barber and Ľ. Bernáth was released as part of the VŠMU Edition and Real Music House label.

Besides his active concert career, he is also involved in organizational activities and music journalism, occasionally contributing as a reviewer for the magazine Hudobný život. He serves as the chairman of the Concert Artists Guild and is a board member of the Music Fund Slovakia.

Currently, he works at the Faculty of Music and Dance at the Academy of Performing Arts in Bratislava, where he holds the position of Vice-Dean for Study Affairs. He is also an Assistant Professor at the Department of Keyboard Instruments. Additionally, he teaches elementary and intermediate students at the J. Kowalski Elementary School of Arts in Bratislava.