An extra 8,000 hospital beds across England, nearly 1,200 ventilators and almost 20,000 fully qualified staff will be available from next week.
The expanded capacity comes from a major deal agreed between NHS England and independent hospitals throughout England.
In London, it consists of better than 2,000 hospital beds and over 250 working theaters and necessary beds.
NHS chief executive Sir Simon Stevens said: "We're dealing with an unprecedented global health threat and are taking immediate and exceptional action to gear up".
The extra property secured by the NHS will not be going to exclusively be obtainable to take care of coronavirus victims, nonetheless may even help the properly being service ship totally different urgent operations and most cancers cures.
"The NHS is doing everything in its power to expand treatment capacity, and is working with partners right across the country to do so".
Health Secretary Matt Hancock welcomed Saturday's announcement and praised those "heroes returning to the front line".
"We all have to play our part to help offset the enormous pressure that our nurses, doctors and other specialists will otherwise face".
Independent providers will be reimbursed at cost with no profit made and external auditors will verify the public funds being deployed.
"Beneath the settlement, the unbiased sector will reallocate just about its complete nationwide hospital capacity en bloc to the NHS", talked about properly being minister Matt Hancock.
"This significant additional capacity across the country will be a major boost to the NHS's efforts to treat those patients that need hospital care over the coming period and the independent sector stands ready to maintain that support for as long as needed".
James Dalton, director of general insurance Policy, at the Association of British Insurers said: "In this national crisis, the private health sector will do what it takes to help the NHS have the resources it needs".
The company said it will use the first week to prepare its colleagues and facilities for full use by the NHS, while it continues to treat NHS and private elective patients where appropriate.