Louise Dewhirst DDS 7 Clark Hts Pleasant Valley, New York, 12569 Phone: 845-635-8158 Company: Schwartz And Patten Dds Pc Dentist Category: General-Family Dentistry Profile Let this business know you found them on Hudson Valley's Online Directories. Locations Pleasant Valley 7 Clark Hts Pleasant Valley, New York 12569 Claim/Edit Listing