The co-author of "It's Not Carpal Tunnel Syndrome!", Suparna Damany MSPT, has a practice in Pennsylvania:
http://www.tosinfo.com/links/hcp/suparna.html
http://www.handsonhealingpt.net/Abou...5/article.html
The book specifically mentions TOS and she mentions it again at the above page as one of the conditions she treats. I'm out in California, so I volunteer someone in Pennsylvania who has TOS to go get treated (or at least examined) and report back here. :-)
Link to the book:
http://www.amazon.com/Its-Carpal-Tun...dp/0965510999/