Guy Valiquette MD 20 Hospital Oval W Valhalla, New York, 10595 Phone: 914-493-8144 Company Name: Dr. Guy Valiquette, MD Doctor Category: Internal Medicine Profile Let this business know you found them on Westchester Magazine's Online Directories. Locations Valhalla 20 Hospital Oval W Valhalla, New York 10595 Claim/Edit Listing