A bill to provide for an automatic increase in the federal matching rate for the Medicaid program during periods of national economic downturn to help States cope with increases in Medicaid costs.

Amends title XIX (Medicaid) of the Social Security Act to authorize an automatic increase in the federal medical assistance percentage (FMAP) for any eligible state during periods of national economic downturn.

Directs the Comptroller General to analyze and report to Congress on previous periods of national economic downturn, including the most recent one, and the past and projected effects of temporary increases in the Medicaid FMAP with respect to them.