You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20141209181035" timestamp="2014-12-09T18:10:35Z" ns="0" title="Clearing House" />
        <page value="20141209182204" timestamp="2014-12-09T18:22:04Z" ns="0" title="Allowed Charge" />
        <page value="20141209183425" timestamp="2014-12-09T18:34:25Z" ns="0" title="Physician Credentialing" />
        <page value="20141209204740" timestamp="2014-12-09T20:47:40Z" ns="0" title="Medical Coding" />
        <page value="20141210203504" timestamp="2014-12-10T20:35:04Z" ns="0" title="Outsource Management Group, LLC." />
        <page value="20141210204304" timestamp="2014-12-10T20:43:04Z" ns="0" title="Certified Coding Specialist - Physician Based" />
        <page value="20141210204518" timestamp="2014-12-10T20:45:18Z" ns="0" title="Medical Audit" />
        <page value="20141210204548" timestamp="2014-12-10T20:45:48Z" ns="0" title="HIPAA" />
        <page value="20141210204708" timestamp="2014-12-10T20:47:08Z" ns="0" title="Affiliated Provider" />
        <page value="20141210204747" timestamp="2014-12-10T20:47:47Z" ns="0" title="Ancillary Services" />
      </results>
    </querypage>
  </query>
</api>