Katherine Hettenhaus, DNP, CPNP-PC, CPN Pediatric Nurse Practitioner, Division of Immunology Image Phone 617-355-6117 Fax 617-730-4813 Print Profile Request an Appointment Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Listen Katherine Hettenhaus, DNP, CPNP-PC, CPN Pediatric Nurse Practitioner, Division of Immunology Medical Services Programs & Services Immunology Languages English Education Undergraduate School University of Oklahoma 2018 Norman OK Graduate School Baylor University 2023 Waco TX Certifications Pediatric Nursing Certification Board (PNCB) Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115