Excel worksheets that reflect the Medicare Advantage (MA) plans that operate in each Michigan county are available below.

• January 2012
• November 2011
• July 2011
• April 2011
• January 2011
• October 2010
• July 2010
• April 2010
• January 2010
• October 2009
• July 2009
• April 2009
• January 2009
• October 2008