This document explores the significant historical events in the US healthcare system including Hospital Survey and Construction Act of 1946, Founding of the Joint Commission on Accreditation of Hospitals in 1952, Title XVIII of the Social Security Act, Medicare Modernization Act of 2003, and Health Insurance and Portability Act of 1996. It provides a brief overview of each act and its impact on the healthcare system. The document also mentions the authors and their affiliations.