A bill to amend the Internal Revenue Code of 1986 and the Patient Protection and Affordable Care Act to extend, expand, and improve the qualifying therapeutic discovery project program.

Amends the Internal Revenue Code and the Patient Protection and Affordable Care Act, with respect to the tax credit for the qualifying therapeutic discovery project program, to: (1) extend such credit and credit allocations through 2012; (2) increase the total amount of credits allocable to $2 billion for the 4-year period beginning with 2009; (3) extend from 30 to 90 days the period for review of applications for certification of investments under such program and the time for making payments to applicants; and (4) modify the criteria used by the Secretary of the Treasury for selecting program projects to require the selection of projects that show significant potential (currently, reasonable potential).