March 1985:
Community Health Systems is founded with the first purchase of a hospital in May 1985. The second hospital purchase took place soon thereafter in January 1986.

The company issues its initial public offering.

June 1996:
An affiliate of Forstmann Little & Co. acquires the company in a $1.1 billion leveraged buyout.

Wayne T. Smith is recruited as President and Chief Executive Officer, adding Chairman of the Board Responsibilities in 2001. His appointment as CEO begins a period of exponential growth through acquisitions and improved operations.

June 2000:
Community Health Systems, Inc. is taken public for the second time on the New York Stock Exchange trading under the symbol CYH with an initial offering price of $13 per share.

July 2007:
Community Health Systems, Inc. completes the acquisition of Triad Hospitals, Inc. adding more than 50 hospitals and nearly doubling the size of the organization. The acquisition includes subsidiary Quorum Health Resources, LLC (QHR), a hospital management and consulting company with approximately 150 independent community hospital clients.

January 2014:
Community Health Systems, Inc. completes the acquisition of Health Management Associates, Inc., adding approximately 70 hospitals to the organization.

April 2016:
On April 29, 2016, the organization formed a new, independent, publicly traded hospital company by spinning off a group of 38 hospitals and Quorum Health Resources, LLC, a leading hospital management and consulting firm. That new company is Quorum Health Corporation, which is also headquartered in Middle Tennessee.