After an amendment to restore Medicaid pay parity failed during the Sustainable Growth Rate debate, physician groups and other lobbyists are now pinning their hopes on CMS regulatory action to tie Medicaid primary care pay to higher Medicare rates. Those groups are now eying a proposed regulation from 2011 that CMS never acted on that would have given the agency more power to ensure equitable payments, as well as any opportunities to force higher pay rates within a Medicaid managed...