As a young man, he performed military service in the Israel Defense Forces, later moving to New York in his 20s to pursue a career in the financial sector.
[1][13] He was criticized by academics and Jewish leaders including Efraim Zuroff, director of the Simon Wiesenthal Center, who said that he "made up history to suit an agenda.
In March 2019, a planned visit by Mizrachi to the UK was canceled following reports that the Home Office was considering a ban on account of his track record of spreading hatred and extremism.
[16][17][18] Mizrachi went on to blame Mirvis - referring to him as "the number one most wicked person in the whole world", along with senior Sephardi rabbi Joseph Dweck, claiming that they are "the two friends, gay lovers, who do everything they can to promote homosexuality and destroy the Jewish nation from inside, destroy the Jewish community in England... he's going to bring a Holocaust on the Jews in England.
"[2][19] In April 2020, during the COVID-19 pandemic, Mizrachi claimed that blowing hot air from a hair dryer into the throat was a cure for coronavirus.