The chief physician of the clinic. He is the author of more than 50 scientific articles and reports on the treatment of patients with tumor and acute surgical diseases of the gastrointestinal tract, as well as 1 patent for an invention. He is a regular participant in Russian and international oncological and surgical congresses. Member of the Editorial Board of the scientific and practical journal; Surgical Practice; (included in the list of journals of the Higher Attestation Commission under the Ministry of Education and Science of the Russian Federation). He has skills in treating patients with tumors of the digestive tract, surgical methods for the treatment of primary and metastatic tumors of the liver and pancreas. Widely uses methods of endoscopic surgery. He has independently performed more than 800 operations for tumors of the esophagus, stomach, colon, liver, pancreas, retroperitoneal tumors.

Dr. Shveykin's primary clinical focus includes tumors of the stomach, pancreas, small intestine, retroperitoneal space, as well as primary and metastatic liver tumors. He also specializes in rare gastrointestinal stromal tumors (GIST) and neuroendocrine neoplasms.

Head of the Surgical Department of Human Organ and/or Tissue Transplantation. Personal experience performing over 2,500 major radical and reconstructive surgeries, including liver transplants, liver and pancreas resections, and bile duct interventions. Awarded the status of "Moscow Doctor."

Director of the State Budgetary Healthcare Institution "Moscow Clinical Scientific and Practical Center named after A.S. Loginov of the Moscow Department of Healthcare", Chief Oncologist of the Moscow Department of Healthcare