Child Enrollment in Medicaid and CHIP Year to Year Percentage Change

Enrollment changes in 2014 reflects difference between enrollment in January 2014 and December 2014 reported by 36 states, as December 2013 was not reported. The change in 2015, 2016, 2017 and 2018 compares enrollment in December year to year. in 2015, data for 46 states is included. in 2016 and 2017, data is reported for 48 states. 2018 data reflects enrollment from all 51 states, including state level data for arizona, the District of Columbia, and Tennessee.
Source: T. Brooks, E. Park, and L. Roygardner, "Medicaid and CHIP Enrollment Decline Suggests the Child Uninsured Rate May Rise Again" (Georgetown University Center for Children and Families: May 2019), available here.