German physician; born in Danzig, 1740; died there in 1800. He studied medicine at Königsberg, and from 1775 practised his profession at Hasenpoth in Kurland. Shortly before his death he returned to his birthplace. He published "Betrachtungen eines Arztes am Krankenbette seines Patienten," Königsberg, 1785.
- Wunderbar, Gesch. der Juden in Liev-und Kurland, Mitau, 1853;
- Rosenthal, Toledot Anshe Shem be-Kurland in Ha-Meliẓ.