Hiejin Yoon MD 95 Grasslands Rd Nymc - Behavioral Health Ctr Faculty Psychiatric As White Plains, New York, Phone: 914-493-7000 Company Name: N/A Doctor Category: Neurology and Psychiatry Profile Let this business know you found them on Westchester Magazine's Online Directories. Locations White Plains 95 Grasslands Rd Nymc - Behavioral Health Ctr Faculty Psychiatric As White Plains, New York 10595-1652 Claim/Edit Listing