Local media has reported the skyscraper's large exhibition halls will feature 3,000 beds, including 800 for patients in intensive care.
The new field hospital will partally open on Thursday with a 1,000 bed capacity, according to Gulf News.
Dubai, one of the seven emirates making up the UAE, announced a lockdown earlier this month in order to carry out tests in densely populated areas.
As of Thursday, the UAE has reported 5,365 coronavirus cases and 33 deaths.
Earlier this month, a UAE-owned company was forced to backtrack from a decision to charge the UK's overstretched National Health Service (NHS) millions of dollars in rent for the use of the newly constructed hospital for Covid-19 patients.
The Nightingale hospital in east London was constructed at breakneck speed earlier this month inside the ExCel, a convention centre owned by Abu Dhabi National Exhibitions Company (Adnec).
However, a Sunday Times report prompted outrage on Sunday after it revealed that Adnec was charging the NHS up to £3m a month ($3.6 m) for renting its facilities, at a time when the NHS's resources are under severe strain and the UK's coronavirus infection rate is increasing exponentially.