<http://schema.org/telephone>
"+1(800) 980-5794"^^<http://www.w3.org/2001/XMLSchema#string>
<https://medicalcenterarlington.secure.ehc.com/physicians/index.dot?lastName=d&filterPractice=Leon%2C+Hays%2C+and+Doan-Pham+M.D.s&com.dotmarketing.htmlpage.language=1>