At the current state, 19 districts in the state had crossed the tally of 2,000 cases of which five districts have crossed the tally of 5,000 COVID-19 cases.
Kannan is unmarried and he had completed his MBBS from the Government Medical College in Thanjavur and joined Government Stanley Medical College in June 2020.
Health Secretary Radhakrishnan, who has been caught with the crucial job of curbing the spread in the state, has been isolated at the state guesthouse.
Tamil Nadu has tested 19.3 lakh samples so far as of Sunday and on Sunday alone, the state has collected 51,640 swab samples - the highest since the outbreak.
As of Saturday, Tamil Nadu has reported 1,65,714 cases so far of which 49,452 are active, 1,13,856 have been recovered, and 2,403 had succumbed to the virus.
On Thursday, Union Health Ministry said Maharashtra and Tamil Nadu are the two Indian states that contribute about 48% of the country's total active caseload and ten states account for 85% of the total active caseload.