Neurologists vary in their interest in peripheral neuropathy. Sorry you got a dud. I don't have a great method for finding good doctors, but one starting point is the doctor's directory at the Foundation for Peripheral Neuropathy web site. How To Find A Neurologist In My Area | List of Neurologists It seems you're in New York? Several docs there. If you want someone who also does research, you can run each of their names through PubMed and see if they've done any PN research. Home - PubMed - NCBI

This place looks interesting, all the docs have indicated that they're interested in idiopathic neuropathy. The Columbia Neuropathy Research Center

You don't even have to limit yourself to New York. The department of Neurology at Yale has some focus on PN research--though I'm not sure how to find a good clinician there. If you have a good general practitioner/primary care doc, he or she could be a good person to ask.