612 cases recorded on Saturday indicate an increase of 79 new infections when compared with the 533 cases recorded on Friday.
The new COVID-19 cases were recorded in seven states and the FCT.
However, Lagos State recorded more than half of the new infections with 483 cases.
Lagos State, the epicentre of the virus has confirmed 79,775 infections and 754 deaths, about a quarter of the 2,981 COVID-19 deaths in the country.
FCT and Rivers reported 49 infections and 38 infections respectively on Saturday, to place second and third on the log.
Other states that recorded the virus was Oyo State where 31 new infections were reported and followed by Delta State that had five cases.
Four cases were recorded in Ekiti State while Bauchi and Jigawa reported one new infection each.
According to NCDC five states, Plateau, Ondo, Ogun, Osun and Sokoto reported zero cases on Saturday.
With 612 cases recorded on Saturday, the total number of cases in the country has risen to 217,063, while the fatality toll still stands at 2,981 as no fatality was recorded on Saturday.
Patients treated and discharged from hospitals are 207,703 in number as Bauchi State reported a backlog of 38 discharges for Dec. 10.
The NCDC stated also that Nigeria already tested 3,629,527 samples since the outbreak of the virus on Feb. 27, 2020.