You can search for American programs by name/state/institution here: http://main.abet.org/aps/accreditedprogramsearch.aspx
Given how easy it is to verify this (without even getting into systems for verifying student/attendance/graduation records), I am skeptical that this is a real problem in the field of Engineering.
There appears to be no data to support the title' s claim. The text mentions,
> Ewell estimates half of new PhDs issued every year in the U.S. are fake.