The Obama administration is ramping up its implementation of the healthcare law to prepare for a series of deadlines in 2014, including enforcement of the individual mandate and the launch of the law's insurance exchanges.
Governors are also choosing whether to expand Medicaid eligibility in their states, primarily using federal dollars.
Baldwin called on liberal activists to pressure state officials to accept the expansion, which would grant Medicaid eligibility to individuals with incomes of up to 133 percent of the federal poverty line.
"We've all heard conservatives talk about entitlement programs, as if the word 'entitlement' is some sort of slur. ... But we should feel entitled to healthcare," she said.