Well, we've talked a lot about the frustrations over healthc care insurance coverage. From the treatment denials to soaring out-of- pocket costs, and now many people are opting for cash discounts. >> Yeah.With health insurance premiums on track to skyrocket next year, the option is gaining popularity. Some hospitals and clinics that cost hundreds of dollars less if you pay cash instead of using insurance. But experts have a warning about making those bargains when it comes to medical care.>> Yeah. NBC News ...