Brian Yang, MSN, RN, CPNP Nurse Practitioner, Complex Care Service Image Print Profile Request an Appointment Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Listen Brian Yang, MSN, RN, CPNP Nurse Practitioner, Complex Care Service Medical Services Programs & Services Children with Medical Complexity General Pediatrics Languages English Certifications Pediatric Nursing Certification Board (PNCB) Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115