Professor of surgery at Warsaw University, 1912-1913. Director of the Institute for Medical Specialisation, 1921-1925. Head of the Department of Surgery at the 1st Leningrad Medical Institute.
Organizer and director of the Leningrad Oncological Institute, 1926 (renamed the Petrov Oncological Institute of Leningrad in 1966). Honorary member of the International Society of Surgeons, 1957.