Starting next January, millions of uninsured Californians will have to buy health insurance under the new federal health care law. The resulting influx of new patients could exacerbate the shortage of primary care doctors. 

That's prompted state legislation to expand the role of certain health professionals, such as nurse practitioners and physician assistants. As KPCC's Stephanie O'Neill reports, a similar push is underway to give pharmacists greater freedom to provide certain types of medical care.