Nurse practitioners Health Affairs prevents them from performing tasks primary care Matt Yglesias nurse practitioners 85% The answer is a resounding no. some states have 18 states and the District of Columbia map Health Affairs regulation map map Nurse Practitioners and Primary Care allow nurse practitioners to perform many medical services my post http://www.healthaffairs.org/healthp...hp?brief_id=79 recent Health Affairs brief less time to become a nurse practitioner treated by independent nurse practitioners chief proposed solutions no significant decline regulation Health Policy Briefs regulation map less time to become a nurse practitioner map nurse practitioners 85 percent map as part of a physician-led team no significant decline