 Also in that year MCP and Hahnemann University became part of Allegheny Health Education and Research Foundation and were integrated into the Allegheny University of the Health Sciences, which included facilities in Pittsburgh, Pennsylvania.However, in 1998, Allegheny Health Education and Research Foundation, which owned eight Philadelphia hospitals, collapsed in the nation's largest bankruptcy of a non-profit health care organization and only bankruptcy of a medical school.In October 1998, in an historic reorganization, the Allegheny Health Education and Research Foundation hospitals were sold to Tenet Healthcare Corporation, a for-profit hospital corporation based in Texas.