; and (2) obstacles created by competing incentives with respect to alternative payment models. 8. GAO report Not later than 12 months after the date of enactment of this Act, the Comptroller General of the United States shall submit to Congress a report on the efforts of the Center for Medicare and Medicaid Innovation to attract, retain, and develop emerging experts, including under-represented individuals in medicine, such as women, racial and ethnic minorities, and other groups. Such report shall include an analysis of the impact of the existing authority provided to the Center for Medicare and Medicaid Innovation to address workforce shortages and gaps in priority areas. 9. Models specifically to improve quality of care (a) Clarification of model eligibility Section 1115A of the Social Security Act ( 42 U.S.C. 1315a ) is amended— (1) in subsection (a)(1)— (A) by striking while preserving or enhancing the quality of care and inserting or to enhance quality of care ; and (B) by striking also before improve