1991 — 1992 — residency (study and work) at the University of California in Los Angeles under the leadership of professors U. Longmire, R. Busutil, H. Riber and Yoko Mallen.
1993 — Surgeon at the King Faisal Specialist Hospital and Research Centre (Riyadh, the Kingdom of Saudi Arabia)
1998 — 2002 — The head of the surgical department in the Clinical Hospital No.1 of the Medical Centre UD of the President of the Russian Federation
1999 г. — first liver autotransplantation (so called «hepatic resection on the next table» or «Pihlmayer’s operation») in Russia
2002 — 2010 -chief surgeon of the hospital and the head of department of hepato-pancreato-biliary surgery in the Central Clinical Hospital No.1 of Russian Railways OJSC.
2003 — A professor of hospital surgery department of medical faculty in Pirogov Russian National Research Medical University
2008 — first stump extirpation of the pancreas with recurrent pancreatic cancer after previously performed pancreatic-duodenal resection in Russia (registered in operations log in Germany)