With rumors swirling that the Medicare Access and CHIP Reauthorization Act (MACRA) final rule could drop from the Centers for Medicare & Medicaid Services (CMS) sooner rather than later (a source close to Washington D.C. has told Healthcare Informatics that the rule could come down as early as Oct. 11 and probably no later than next week), now is a good time to take a look back at what was proposed and what key elements might be changed.