Katherine Davis, BSN, MSN, RN, APRN-BC, PMHNP-BC Pschiatric-Mental Health Nurse Practitioner, 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 Katherine Davis, BSN, MSN, RN, APRN-BC, PMHNP-BC Pschiatric-Mental Health Nurse Practitioner, Department of Psychiatry and Behavioral Sciences Medical Services Programs & Services Community Based Acute Treatment Psychiatry Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115