Nurse Practitioner scope of practice varies significantly between Canada (provincial/territorial regulation) and the United States (state-level regulation), though both share the core competencies of advanced health assessment, diagnosis, prescriptive authority, and autonomous patient management. In Canada, NPs are regulated by provincial/territorial nursing regulatory bodies (e.g., College of Nurses of Ontario, BCCNM in British Columbia). Canadian NPs have prescriptive authority defined by provincial legislation, including controlled substances in most jurisdictions, and practice autonomously in primary care, acute care, and specialty settings. The CNA framework recognizes NP as a protected title requiring a master's degree (minimum). In the United States, NP scope is determined by state nurse practice acts and varies from full practice authority (FPA) states where NPs can practice independently without physician oversight, to reduced practice and restricted practice states requiring collaborative practice agreements or physician supervision. As of 2024, approximately 27 states plus DC have full practice authority. The Consensus Model for APRN Regulation establishes four APRN roles (NP, CNS, CRNA, CNM), population foci, and the LACE framework (Licensure, Accreditation, Certification, Education). Both countries require graduate-level education, national certification...