10 years in, the Medicaid expansion is failing the neediest Americans

As we mark the 10th anniversary of the first expansions of states’ Medicaid programs under the Affordable Care Act, which began in January 2014, it’s time to think again about the effects on the most vulnerable in our society.

Consider, for example, what is unfolding in North Carolina. 

Last month, it became the 40th state to expand Medicaid under the ACA, opening the program to an estimated 600,000 adults who, while relatively low-income earners,...