I had a vague recollection that Knottedyet--our resident physical therapist/bike fit guru had once recommended somebody in Portland, so I did a search and found that she had:
http://bicyclefittingservices.com
This is apparently who trained her as a fitter. I'd be thrilled to see a fitter that Knott recommmended, especially for the issues you're having.
Live with intention. Walk to the edge. Listen hard. Practice wellness. Play with abandon. Laugh. Choose with no regret. Continue to learn. Appreciate your friends. Do what you love. Live as if this is all there is.
--Mary Anne Radmacher