FILE - In this Feb. 5, 2006 file photo, the Main Street entrance of health benefits provider Humana Inc. , is seen iat their headquarters in Louisville, Ky. Health insurer Humana Inc. said Monday, April 27, 2009, its first-quarter profit more than doubled as its government business surged from higher membership in its Medicare Advantage plans and lower claims expenses from its stand-alone Medicare prescription drug plans. AP Photo logo AP Photo 6 months ago

FILE - In this Feb. 5, 2006 file photo, the Main Street entrance of health benefits provider Humana Inc. , is seen iat their headquarters in Louisville, Ky. Health insurer Humana Inc. said Monday, April 27, 2009, its first-quarter profit more than doubled as its government business surged from higher membership in its Medicare Advantage plans and lower claims expenses from its stand-alone Medicare prescription drug plans.