The real HIPAA enforcement agency is the U.S. Department of Health and Human Services (HHS), Office for Civil Rights (OCR). Complaints are filed with the OCR, and they are responsible for administering, investigating and enforcing the HIPAA privacy standards.
1 The population of the United States is estimated at 322,583,006 as of July 1 2014. 2  United States' population is equivalent to 4.45% of the total world population. 3  The U.S. ranks number 3 in the list of countries by population. 4  The population density in the U.S.A. is 34 people per Km2.
2000 United States Census. The Twenty-second United States Census, known as Census 2000 and conducted by the Census Bureau, determined the resident population of the United States on April 1, 2000, to be 281,421,906, an increase of 13.2% over the 248,709,873 people enumerated during the 1990 Census.