Worked under S.P. Botkin and I.P. Pavlov. Professor in the Department of Skin and Venereal Diseases, 1898— 1924. Chairman of the Russian Society of Dermatologists, 1900.
Specialist on inherited syphilis. At the Leningrad Institute for Medical Specialization, 1924-1929. Left several works on dermatology.
Corresponding member of the Dermatological Society of France.