To amend the American Recovery and Reinvestment Act of 2009 to extend for 1 year the period of temporary increase in the Medicaid FMAP.

State Medicaid Assistance Extension Act of 2009 - Amends the American Recovery and Reinvestment Act of 2009 to extend for one year the period of temporary increase in the Medicaid federal medical assistance percentage (FMAP) under title XIX (Medicaid) of the Social Security Act. Extends the entire recession adjustment period from December 31, 2010, through December 31, 2011. Requires...