On May 22, the Government Accountability Office (GAO) appointed three new members to the Medicare Payment Advisory Commission (MedPAC). The new members are Peter Butler, Executive Vice President and Chief Operating Officer of Rush University Medical Center in Chicago; George Miller Jr., Senior Vice President of Catholic Health Partners and President and CEO of Community Mercy Health Partners in Springfield, OH; and Michael Chernew, professor of health care policy at Harvard Medical School in Boston. The new members will begin their three-year terms when MedPAC reconvenes in September. GAO also reappointed Jennie Chin Hansen, R.N., a member of the AARP Board of Directors; and Nancy Kane, professor of management at the Harvard School of Public Health, to new three-year terms.