The US Agency for Healthcare Research and Quality has released several new MEPS data files (February 2013, data in .zip or self decompressing [.exe] ASCII text and SAS Transport format, with documentation in HTML and .pdf format, and SAS and SPSS programming statements in ASCII format).
– MEPS HC-141: 2011 Full Year Population Characteristics
meps.ahrq.gov/mepsweb/data_stats/download_data_files_detail.jsp?cboPufNumber=HC-141