Emergency Medical Association Westchester Pllc 95 Grasslands Rd Hudson River Healthcare Inc Valhalla, New York, 10595 Phone: 844-474-2273 Hospital & Clinic Category: Health Clinics Profile Let this business know you found them on Westchester Magazine's Online Directories. Locations Valhalla 95 Grasslands Rd Hudson River Healthcare Inc Valhalla, New York 10595 Claim/Edit Listing