; and ; and (2) in subparagraph (C), by striking and before patient-centered care and inserting , are appropriate to issues of quality outcomes related to the medical conditions under study, and are . 10. 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 underrepresented individuals in medicine, such as women, racial and ethnic minorities, and other groups. Such report shall include an analysis of the role minority staff play in model development and operational decisions on an ongoing bases and 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. 11. Effective date Except as otherwise provided in the previous sections of this Act (or the amendments made by such sections), such amendments shall apply with respect to the testing, expansion, or modification of models on or after January 1, 2024.