With 904 beds, Inova Fairfax Hospital is the largest hospital in Northern Virginia and the biggest hospital in greater Washington D.C., based on revenue. It is part of Inova Health System, which has had an Aa2 bond rating from Moody’s Investor Services. Inova is partnering with Virginia Commonwealth University to create VCU School of Medicine Inova Campus. In Dec. 2010, the system announced plans to add up to 250 primary care physicians to its medical group, more than doubling its size. In addition to other distinctions, it received a three-star cardiac ranking by the Society for Thoracic Surgeons.