Apparently, post-Extremis Iron Man is immune to conventional telepathy...
When Tony was making plans to essentially delete the contents of his brain in order to prevent Osborn from obtaining his 'memories', one of his assistants asked why he didn't just recruit a psychic to erase those particular 'memories' from his mind. Tony replied with...
"Phychics can't read a hard drive" (3rd scan):
Tony briefly touches on the specifics of his 'new self'. When Reed refers to it as an upgrade to Extremis, Tony replies with: "Nah, this is just what comes next":
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Tony then reveals his new armor (which is being dubbed "The Bleeding Edge Armor".) This armor is stored inside Tony's body in its entirety, 'manifesting' itself when mentally commanded:
(Note that Tony was also referred to as the "the world's smartest man".)
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So if Tony has really been upgraded beyond Extremis, then this new armor should be quite... Something, to say the least.