Opinion: Here's an easy way to increase access to high-quality, affordable healthcare

Americans have witnessed fierce debates on health-care policy focused on various proposals, including Medicare-for-all. Whatever your take on such proposals, it’s important to remember that there are other ways to expand access to affordable health care. One promising idea — which wouldn’t cost taxpayers a dime and may actually save money — is to expand the role of highly trained nurse practitioners in providing primary care.