1. Key themes in Section 1115 Medicaid expansion waivers Author(s): Musumeci, MaryBeth, authorHinton, Elizabeth, authorRudowitz, Robin, author Publication: Menlo Park, CA : Henry J. Kaiser Family Foundation, March 2017 Subject(s): Health Care Reform -- economicsMedicaid -- economicsEligibility DeterminationIncomeState GovernmentHumansUnited StatesUnited States.