Are any special tests needed, or can a regular doctor see me for my parkinson's disease?

Neurologist: See a neurologist. There are several other conditions that can mimic parkinson disease. In any case a neurologist will have the most experience and be most up-to-date in treating pd.

Preferable Neurology: There are some drs that may be confortable making the diagnosis of Parkinson's isease. There is no test to verify the diagnosis. Always is a good idea to verify the diagnosis with the neurologist because there are different type of tremors, rigidity may be caused by other disorders, cog wheel may not be obvious in the beginning , shuffling gate exists in advanced disease.Tx is difficult.