Hi, Welcome to the NeuroTalk Support Groups.

You may find information about CRPS Doctors in your area on the

RSD and CRPS Forum

There's also

Autoimmunie Diseases Forum
for Hashimoto’s thyroiditis (underactive thyroid), Graves’ disease (overactive thyroid), Lupus, Crohn's disease, all types of arthritis, and all other autoimmune diseases

Arthritis Forum - osteo and rheumatoid

I hope you're able to find the information you need.
take care.