Anthony Neal Gregory, MD Top Doctor 1547 Columbia Tpke Castleton-on-Hudson, New York, 12033 Phone: 518-479-4156 Company Name: Upstate Dermatology Doctor Category: Dermatology Profile Let this business know you found them on Hudson Valley's Online Directories. Locations Castleton-on-Hudson 1547 Columbia Tpke Castleton-on-Hudson, New York 12033 Claim/Edit Listing