While in Baghdad Obermeyer clashed with the young Kabbalist Yosef Hayyim and was excommunicated, his cherem being read in all the synagogues in Baghdad.
Dov Yosef | Beit Yosef | Yosef Chaim | Yosef Carmon | Shmuel Yosef Agnon | Shlomo Yosef Zevin | Yosef Yitzchak Jacobson | Yosef Tunkel | Yosef Hayyim | Yosef Haim Brenner | Yosef Garfinkel | Yosef Eliyahu Henkin | Murder of Koby Mandell and Yosef Ishran | Mount Abuna Yosef | Hayyim Habshush | Hayyim ben Joseph Vital | Hayyim ben Jacob Abulafia |