I think the 1500h are on your reposibility to gain in the US as a flight instructor - you also have to find a place that will employ you.
Here's two websites of chaps have trained with them. Lars (at least used to have) a lot of information about NAIA / NEAR on him website - go and find if it is still there.
http://www.larssletten.net
http://www.oppvask.com
Cheers,
Icer