Earn a Post-MSN Family Nurse Practitioner (FNP) Certificate online from GCU to become an advanced primary care provider for pediatric to geriatric patients. Pediatric Nurse Practitioner (PNP) This home study course provides material pertinent to the most recent national certification exams. Provider approved by the. Family Nurse Practitioner (FNP) This home study course provides material pertinent to the most recent national certification exams. Provider approved by the. The Sign you…