Billions of health insurance claims are processed every year, and around 19% of them are denied. Very few people appeal, but those that do have a chance at a different outcome. Jessica Mendoza speaks to one family about the insurance denial that threw them into a life-or-death crisis, and WSJ’s Julie Wernau on the system they navigated.

Further Listening:

- Even Doctors Are Frustrated With Health Insurance 

- The Cyberattack That's Roiling Healthcare 

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