In 1986 with honors he graduated from Vinnytsia Medical Institute named after M.I. Pirogov. From 1986 to 1988 he was trained in clinical internship at the Department of the General Surgery. Since 1988 he started working as the senior laboratory assistant, and since 1990 – the assistant of professor. In 1992 he defended the doctor's dissertation (PhD). In 2000 it was elected the associate professor of the general surgery. In 2002 he defended his dissertation for the “Doctor of medical science". In 2005, he was elected professor of department of the general surgery of VNMU named after M.I. Pirogov.
Professor S.D.Khimich also is the scientific secretary of the specialized scientific council of D. 05.600.01 for the defense of dissertations on surgery, obstetrics and gynecology, children's surgery, and also the Chairman of committee on bioethics Vinnytsia National Medical University named after M.I. Pirogov.

He took part in many All-Ukrainian and in the international scientific forums (in particular in Belarus, Bulgaria, Hungary, Georgia, Moldova, Germany, Poland, Russia, the USA, etc.). Author and coauthor of 265 scientific works, 95 rationalization proposals, 15 inventions. The coauthor of 5 textbooks from surgery and the general surgery, 2 monographs. It is independently published "The directory of surgeon" ( 2011). With direct participation made edition of 8 collections of materials of scientific works of different conferences.