Erin Youhas, MS, RN, PMHCNS Nursing Manager, Inpatient Psychiatry Service (Longwood), Department of Psychiatry and Behavioral Sciences Image Print Profile Request an Appointment Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Listen Erin Youhas, MS, RN, PMHCNS Nursing Manager, Inpatient Psychiatry Service (Longwood), Department of Psychiatry and Behavioral Sciences Medical Services Programs & Services Inpatient Psychiatry Service Psychiatry Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115