Marcel Minnullin left the post of head of the Ministry of Health of Tatarstan

Valeev, according to investigators, colluded with employees of the Tatarstan Ministry of Health and signed a contract with the companies Polikompleks and Trade-Service to supply medicines worth 8 million rubles, but in the end the drugs were not supplied in the required volume. Due to the actions of the head doctor, as law enforcement officials claim, 36 operations were disrupted, 18 patients were hospitalized, seven of them had heart attacks. During the court hearing, Valeev stated that "regarding Polikompleks, there was an order from the [Tatarstan] Ministry of Health, including from Minister Minnullin."

Marcel Minnullin graduated from the medical faculty of the Kazan State Medical Institute in 1997, after which he completed clinical residency training at the Department of Surgical Diseases. In 2004, he defended his PhD thesis on the topic of "Diagnostics and complex treatment of patients with early postoperative adhesive intestinal obstruction."

He began his career in the purulent surgery department of Kazan City Hospital No. 5. From 2000 to 2001, he worked as a surgeon in the admissions department of the Republican Clinical Hospital in Kazan. Minnullin became the first deputy chief physician for medical affairs at the Republican Clinical Hospital in 2010.

Since 2018, the post of Minister of Health of the region was held by Marat Sadykov, on January 29, 2023, he died at the age of 53. Later, in March of the same year, Rustam Minnikhanov signed a decree approving Marcel Minnullin as the Minister of Health of the republic.