Nurse Practitioner

A nurse practitioner (NP) is an advanced practice registered nurse (APRN) who has completed advanced graduate education, typically a master's or doctoral degree in nursing, and obtained national certification. NPs are trained to diagnose and treat acute and chronic illnesses, prescribe medications, interpret diagnostic tests, and manage overall patient care. They practice in primary care, pediatrics, women's health, and other specialties. NPs provide a comprehensive, patient-centered approach to healthcare, emphasizing disease prevention, health education, and the management of long-term chronic conditions.

An NP's NPI number is a vital identifier used in billing health insurance, Medicare, and Medicaid, as well as for writing prescriptions. Insurance companies require the nurse practitioner's individual NPI to process claims under their billing guidelines. The registry verifies their licensing, taxonomy, and prescribing authority, which is critical for pharmacies filling prescriptions. Billers and patients search the NPI database to confirm that the NP is registered as an active provider, ensuring that services are paid correctly and in-network benefits are applied.