Nestorović was born on 16 December 1954 in Belgrade, PR Serbia, FPR Yugoslavia.[7] He graduated from the Natural-Mathematics Department of the Obrenovac Gymnasium. He completed his studies at the Faculty of Medicine of the University of Belgrade in 1979 and gained his doctorate at the same faculty in 1985 with a dissertation in the narrow scientific field of paediatrics and allergology titled Pollen Allergy in Children.[8]
In 1987, he was elected as an assistant at the Faculty of Medicine in Belgrade. He was re-elected in 1991, and was elected to the position of assistant professor in 1995. He became an associate professor in 2000 and was re-elected in 2009.[10]
He holds the title of full professor in the field of paediatrics and has published paediatrics textbooks.
Controversial medical stances
He gained notoriety for downplaying the impact of the COVID-19 pandemic, and his support for the anti-vaccination and alternative medicine movements.[11] As a member of the COVID-19 crisis team, appointed by the government of Serbia, he proclaimed COVID-19 as the "funniest virus in the history of mankind".[12]
Nestorović has endorsed many conspiracy theories, such as existence of a secret cure for cancer, usage of Tesla's death ray in Iraq and Serbia, and existence of "time portals" which send people to the future.[13]
He was sworn in as MP in the National Assembly on 6 February 2024. Nestorović raised a controversy at the constitutive session of the National Assembly by comparing the Serbia Against Violence MP's to Gypsies. He later apologized to the Romani community.[16][17]