Annmarie Baldwin, MSN, RN, NP-C, CCRN Nurse Practitioner, Inpatient Cardiology Image Email Email Me Print Profile Request an Appointment Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Listen Annmarie Baldwin, MSN, RN, NP-C, CCRN Nurse Practitioner, Inpatient Cardiology Medical Services Programs & Services Heart Center Cardiology Conditions & Treatments Congenital Heart Defects Languages English Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115