News bites: Walmart seeks to take over primary care

Walmart wants to lower healthcare costs by becoming "the largest provider of primary healthcare services in the nation," NPR and Kaiser Health News report.

Kaiser Health News takes a deeper look at Mitt Romney's Medicare plan.

Kansas is overhauling its Medicaid program through managed care, reports the Kansas City Star.

A U.S. district judge has appointed a mediator to quickly resolve outstanding lawsuits over GlaxoSmithKline's Avandia diabetes drug after the company agreed to pay $3 billion to resolve claims of illegal marketing, Bloomberg reports.

The American Academy of Pain Management says patients' medicine cabinets main source of opioid deaths.

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