The Obama administration has said that the Affordable Care Act's health insurance exchanges are very good news for people who don't have affordable insurance coverage through their workplaces or have been in and out of the market. But is it good news for independent health care providers? One provider says that because of the ACA, his practice is losing revenue.

Contributors speak about how their lives will change when the Supreme Court rules on the Affordable Health Care Act today.

All this week, we're talking about Department of Health and Human Services vs. Florida, the health care case at the Supreme Court. Today the Court will hear arguments on the constitutionality of the individual mandate, the provision of the Affordable Care Act that requires Americans to purchase health insurance. Failure to purchase health insurance could result in a fine. We've heard from constitutional scholars and economists for their take on health care reform and the individual mandate, and today we turn to three doctors this morning who have very different perspectives on the individual mandate.