PLACEHOLDER URI in IE Core's namespace (ADR-001), pending a URI published by the issuing authority (IE Core OI-003). The health services provider identifier (HSPI) of an individual provider: Health Identifiers Act 2014 s.13 (assignment, 'a unique number', alphanumeric) and s.14 (National Register of Health Services Provider Identifiers, Parts A health practitioners, C relevant employees, D individual relevant agents). No format is set by the Act, so none is enforced. Whether individual and organisation HSPIs share one number range is Requires Clarification (OI-030).