Let me tell you about an uncle of mine. He is one of the most kind-hearted people you'll ever meet, and he has practiced family medicine for over 40 years. He is one of very few doctors in his area who accepts Medicare and Medicaid patients, and because such patients are not profitable like those with private insurance, he is also one of the poorest doctors you'll ever meet. He chooses to devote the majority of his practice to providing health care for low-income patients because it's the ri...