$removeIncludes = "YourDentalRep_ submit";
it looks like you have a space between the underscore and the "submit" try using:
$removeIncludes = "YourDentalRep_submit";
if it still does not work, send a copy of the form please.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.