Whether it's coverage for end-of-life counseling or an experimental payment scheme for common surgeries, Medicare in 2016 is undergoing some of the biggest changes in its 50 years. Grandma's Medicare usually just paid the bills as they came in. Today, the nation's flagship health-care program is seeking better ways to balance cost, quality and access. The effort could redefine the doctor-patient relationship, or it could end up a muddle of well-intentioned but unworkable government regulations. The changes have been building slowly, veiled in a fog of acronyms and bureaucratic jargon. So far, the 2016 change getting the most attention is that Medicare will pay clinicians to counsel patients about options for care at the end of life. The voluntary counseling would have been authorized earlier by President Barack Obama's health care law but for the outcry fanned by former Republican vice presidential candidate Sarah Palin, who charged it would lead to "death panels." Hastily dropped from the law, the personalized counseling has been rehabilitated through Medicare rules. Read the full story at ABCNews.com.