I am a grammarian too but this is getting a little long winded to continue to discuss...LOL I simply don't like the use of orientate the same as not liking conversate, or disrespect. Sounds like...
I know that it physically literally does exist I just feel that it sounds like slang and being something of a "grammar freak" I feel that Nurses and Drs are too educated to use slang in their speech....