<http://schema.org/telephone>
"(540) 776-4000"^^<http://www.w3.org/2001/XMLSchema#string>
<https://lewisgale.secure.ehc.com/physicians/index.dot?lastName=m&filterHcaEmployed=No&filterPractice=Valley+Nephrology+Associates&com.dotmarketing.htmlpage.language=1>