To strengthen primary care and ensure sufficient provider participation as the Medicaid population expands, the Affordable Care Act requires Medicaid programs to reimburse primary care providers at Medicare levels for two years—a “bump” fully funded by the federal government during 2013 and 2014. A new issue brief from the Center for Health Care Strategies draws from interviews with policy experts and stakeholders to assess the policy’s effectiveness and outline considerations for states interested in extending and strengthening the provision. It was developed with support from The Commonwealth Fund.