Prescription drugs are expensive. But for years, a little-known program has given some hospitals discounts to help them provide care for low-income and uninsured patients. Professor Sayeh Nikpay explains why this program is now under fire and what this means for America's safety net.

For More on this Topic:

• Read Nikpay's piece in the Health Affairs Blog on the 340B program

Further Reading:

• Episode 83: 21st Century Safety Net, Benjamin Veghte, National Academy of Social Insurance
• How U.S. Hospitals Often Undervalue Black and Poor Lives, Adam Reich, Columbia University