Mylan, the maker of EpiPen, says it will sell a generic version for $300 for a two-pack, a price that consumer advocates say is still too high. The device is used to treat severe allergic reactions. Daniel Acker/Bloomberg via Getty Images hide caption
Careful audits of a representative sampling of bills from 37 Medicare Advantage Programs in 2007 have revealed some consistent patterns in the way they overbill, a Center for Public Integrity investigation finds. Nick Shepherd/Ikon Images/Getty Images hide caption
The cost of an EpiPen two-pack has risen more than 400 percent in recent years. The drug is used to halt severe allergic reactions. Joe Raedle/Getty Images hide caption
This Lawson convenience store in Kowaguchi, Japan, sells a selection of prepared meals and fresh vegetables and meats, along with products aimed at the elderly. Many of the store's older customers find it hard to get to the supermarket, the store's manager says. Ina Jaffe/NPR hide caption
Mark Bertolini, CEO of Aetna, told the Justice Department in July that the insurer would walk away from many health exchanges if the government opposed the company's proposed deal for Humana. On Tuesday, Aetna followed through. Andrew Harrer/Bloomberg via Getty Images hide caption
Aetna is the latest big health insurer to retreat from the exchanges established under the Affordable Care Act. Jessica Hill/AP hide caption
In 2015, the Sandoz unit of drugmaker Novartis won Food and Drug Administration approval of a drug called Zarxio, which is similar to Amgen's Neupogen, a medicine that boosts the production of white blood cells. Sebastien Bozon/AFP/Getty Images hide caption
Memorial Hermann Hospital System in Houston was one of very few nationally renowned hospitals to get a five-star ranking from Medicare. Ed Uthman/Flickr hide caption
When your health insurer reclassifies a prescription drug you take from tier 1 to tier 2, it can sharply increase the portion of the drug's cost that you're expected to pay. Roberto Machado Noa/LightRocket via Getty Images hide caption
Natalie Dunnege and her son, Strazh, work on an art project at home in San Francisco. Her health insurance would cover therapy sessions to help with her depression, Dunnege says, but she hasn't been able to find a counselor who is taking new patients. Sheraz Sadiq/KQED hide caption
The physical therapy workouts a rehabilitation facility offers can be a crucial part of healing, doctors say. But a government study finds preventable harm — including bedsores and medication errors — occurring in some of those facilities, too. Andersen Ross/Blend Images/Getty Images hide caption