Mikhail Borisovich Kogan ( ? - 1949 ) was a well-known doctor in Moscow

Moscow

Moscow is the capital, the most populous city, and the most populous federal subject of Russia. The city is a major political, economic, cultural, scientific, religious, financial, educational, and transportation centre of Russia and the continent...

, Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

. He was one of the doctors named in the fabricated Stalin's Doctors' plot

Doctors' plot

The Doctors' plot was the most dramatic anti-Jewish episode in the Soviet Union during Joseph Stalin's regime, involving the "unmasking" of a group of prominent Moscow doctors, predominantly Jews, as conspiratorial assassins of Soviet leaders...

 in 1953. However, he had already died by the time the article was published. He was the brother of Boris Borisovich Kogan, (not Boris Kogan

Boris Kogan

Boris Markovich Kogan was a Russian-American chess master.Kogan was the Soviet Junior Champion in 1956 and 1957. He was a full-time chess teacher in the Soviet Union before emigrating and coming to the United States in 1981. In 1981 he was also awarded the International Master title.He played in...

 the chess player) who was also a doctor and also named in the Doctor's Plot.