8. Does the medical software system check each orderable item for medical necessity and duplication?

8. Does the medical software system check each orderable item for medical necessity and duplication?
This question (reproduced on our wiki here) was asked by the writer of the blog at http://electronic-medical-record.blogspot.com/2007/06/considering-emr-or-ehr-software-system.html

which, of course, is not endorsed by this wiki or even known to the people who run it.