Where used:
| Attribute | EMPLOYEE NATIONAL TRAINING NUMBER | references in description MAIN SPECIALTY |
| Attribute | MAIN SPECIALTY CODE | references in description MAIN SPECIALTY |
| Attribute | TREATMENT FUNCTION CODE | references in description MAIN SPECIALTY |
| Class | CONSULTANT | references in description MAIN SPECIALTY |
| Class | CONSULTANT ORGANISATION | references in description MAIN SPECIALTY |
| Class | CONSULTANT ORGANISATION | the provider of MAIN SPECIALTY |
| Class | DIAGNOSTIC TEST REQUEST | references in description MAIN SPECIALTY |
| Class | LOCAL SUB-SPECIALTY | references in description MAIN SPECIALTY |
| Class | TREATMENT FUNCTION | references in description MAIN SPECIALTY |
| Data Element | CARE PROFESSIONAL MAIN SPECIALTY CODE | references in description MAIN SPECIALTY |
| Supporting Information | Accident and Emergency Attendance | references in description MAIN SPECIALTY |
| Supporting Information | Accident and Emergency Episode | references in description MAIN SPECIALTY |
| Supporting Information | Consultant Led Activity | references in description MAIN SPECIALTY |
| Supporting Information | Main Specialty and Treatment Function Codes Table | references in description MAIN SPECIALTY |
| Supporting Information | Multi-Disciplinary Consultation (National Tariff Payment System) | references in description MAIN SPECIALTY |
| Supporting Information | Multi-Professional Consultation (National Tariff Payment System) | references in description MAIN SPECIALTY |
| Supporting Information | Non-Consultant Led Activity | references in description MAIN SPECIALTY |
| Supporting Information | Radiology Department | references in description MAIN SPECIALTY |
