To amend part B of title XVIII of the Social Security Act to increase Medicare payments for physicians' services through December 31, 2009.

Amends part B (Supplementary Medical Insurance) of title XVIII (Medicare) of the Social Security Act, as amended by the Medicare, Medicaid, and SCHIP Extension Act of 2007, with respect to Medicare payments for physicians' services through 2009. Revises the update to the single conversion factor in the formula for determination of such payments to make it: (1) 1% for the period between July 1, 2008, and December 31, 2008; and (2) 1.8% for all of 2009.