Officials reported that 742 people are now in hospital due to COVID-19, but noted some hospitals have not submitted data on their bed use, which may have resulted in an underestimation.
The province says it is creating an online booking system to help expand its vaccine rollout in the coming weeks.
Elliott says until the vaccine stock becomes more dependable, the province does not want to release timelines it may not be able to achieve.
Once those vaccinations have been administered, the remainder of the Phase One populations will be eligible for first-dose vaccines.
Once those priority groups have been addressed, the province said seniors 80 or older, adults receiving chronic home care and all Indigenous adults will be next in line for a vaccine.
Vaccine deliveries are expected to ramp up across the country this week, with Pfizer-BioNTech slated to deliver its biggest shipment to date.
According to the province, as part of continued "data quality checks and remediation activities" following Toronto Public Health's (TPH) migration to CCM, "case counts may fluctuate".
During a briefing on COVID-19 projections last week, Dr. Adalsteinn Brown, co-chair of Ontario's science advisory group, said that while cases have been decreasing, more contagious variants are spreading and now account for five to 10 per cent of all cases.
Ontario is reporting 904 new cases of COVID-19 for Tuesday.
There have been 319 confirmed VOC cases out of a pandemic total of 287,736 cases of COVID-19.
So far, 319 COVID-19 variants have been recorded so far with 309 of those being the United Kingdom variant. The number of cases for any city or region may differ slightly from what is reported by the province, because local units report figures at different times.
Twenty-six deaths from the virus were reported over the last two days.
Newfoundland and Labrador reported 11 new cases of COVID-19 on Sunday, while New Brunswick recorded two, compared to 16 on Saturday. Officials reported 251 new cases in Toronto, 201 in Peel and 93 in York Region on Monday.
Thirteen additional deaths were linked to COVID-19 Tuesday - five were in long-term-care (LTC) residents.
The province also logged 964 cases for Monday that were not reported earlier due to the Family Day holiday.