<http://schema.org/faxNumber>
""^^<http://www.w3.org/2001/XMLSchema#string>
<https://restonhospital.secure.ehc.com/physicians/index.dot?lastName=h&filterCity=Reston&filterZipCode=20190&filterPractice=Medical+Specialists+of+Northern+Virginia&com.dotmarketing.htmlpage.language=1>