In addition to the award of the title of Hero of the Russian Federation, he was an Honoured Test Pilot of Russia [ru], prior to his death in 2021 when the Il-112V he was flying crashed short of the runway at Kubinka airfield.

[1] He was drafted into the Soviet Army in 1975, and studied at the Tambov Higher Military Aviation School of Pilots [ru], graduating in 1979.

[5] On 28 December 2006 Kuimov was awarded the title of Hero of the Russian Federation "for courage and heroism during the testing of aviation equipment.

[1] Kuimov died on 17 August 2021 when the Il-112V prototype he was flying crashed 2 kilometres (1.2 mi) short of the runway at Kubinka airfield at 11:18 Moscow time.

[6] The crew of three; Kuimov, test pilot Dmitry Komarov and flight engineer Nikolai Khludeyev, were all killed.

[6] The three were buried at the Federal Military Memorial Cemetery on 31 August 2021, the same day they were each posthumously awarded the Order of Courage.