Walmart, America’s largest grocer, launched a primary care clinic called Walmart Health, in September 2019. Analysts say the big box retailer faces several hurdles in its quest to scale up nationally with a roster of highly paid doctors and dentists. But with more than 35 million people uninsured as of 2019, and millions more with high deductible health plans, could Walmart Health’s low price point be the future of healthcare in America?