| NAME FORMAT CODE | Data Element | |
| National Cancer Data Set | Data Set | |
| National Cancer Data Set Overview | Supporting Information | |
| National Cancer Waiting Times Monitoring Data Set | Data Set | |
| National Cancer Waiting Times Monitoring Data Set Overview | Supporting Information | |
| NATIONAL CODE | Domain | |
| National Direct Access Audiology Patient Tracking List Data Set | Data Set | |
| National Direct Access Audiology Patient Tracking List Data Set Overview | Supporting Information | |
| National Direct Access Audiology Waiting Times Data Set | Data Set | |
| National Direct Access Audiology Waiting Times Data Set Overview | Supporting Information | |
| NATIONAL INSURANCE NUMBER | Data Element | |
| NATIONAL INSURANCE NUMBER | Attribute | |
| NATIONALITY END DATE | Attribute | |
| NATIONALITY INDICATOR | Attribute | |
| NATIONALITY OR RESIDENCY | Class | To top |
| NATIONALITY START DATE | Attribute | |
| National Joint Registry Data Set | Data Set | |
| National Joint Registry Data Set Overview | Supporting Information | |
| NATIONAL JOINT REGISTRY DATA SET TYPE LIST (retired) | Supporting Information | |
| NATIONAL OR RESIDENT INDICATOR (retired) | Attribute | |
| National Service Framework for Children Young People and Maternity Services | Supporting Information | |
| National Workforce Data Set | Data Set | |
| National Workforce Data Set Overview | Supporting Information | |
| NATURE OF RISK AREA CODE | Attribute | |
| Navigation | Supporting Information | |
| N CATEGORY (FINAL PRETREATMENT) | Data Element | |
| N CATEGORY (INTEGRATED STAGE) | Data Element | |
| N CATEGORY (PATHOLOGICAL) | Data Element | |
| NECROSIS | Data Element | |
| Neonatal Critical Care Minimum Data Set | Data Set | To top |
| Neonatal Critical Care Minimum Data Set Overview | Supporting Information | |
| NEONATAL LEVEL OF CARE | Data Element | |
| NEONATAL LEVEL OF CARE | Attribute | |
| Neonatal Level Of Care Period | Supporting Information | |
| NEUROLOGICAL SUPPORT DAYS | Data Element | |
| Neuropsychologist | Supporting Information | |
| NEWBORN HEARING SCREENING OUTCOME | Attribute | |
| NEW LESIONS TREATED NUMBER | Attribute | |
| NEW LESIONS TREATED NUMBER (CHEMOTHERAPY) | Data Element | |
| NEW LESIONS TREATED NUMBER (RADIOTHERAPY) | Data Element | |
| NEW LESIONS TREATED NUMBER (SURGERY) | Data Element | |
| NHS Administrative Codes (retired) | Supporting Information | |
| NHS Business Definitions | Supporting Information | |
| NHS Data Model and Dictionary Items | Supporting Information | |
| NHS Dental Services | Supporting Information | To top |
| NHS Information Centre for health and social care | Supporting Information | |
| NHS NOTIONAL PACK PRICE | Attribute | |
| NHS NOTIONAL PACK SIZE | Class | |
| NHS NUMBER | Attribute | |
| NHS NUMBER | Data Element | |
| NHS NUMBER (BABY) | Data Element | |
| NHS NUMBER (MOTHER) | Data Element | |
| NHS NUMBER OLD | Attribute | |
| NHS NUMBER STATUS INDICATOR | Data Element | |
| NHS NUMBER STATUS INDICATOR (BABY) | Data Element | |
| NHS NUMBER STATUS INDICATOR (MOTHER) | Data Element | |
| NHS ORGANISATION CODES TABLES (retired) | Supporting Information | |
| NHS Postcode Directory | Supporting Information | |
| NHS Prescription Services | Supporting Information | |
| NHS Service Agreement | Supporting Information | To top |
| NHS SERVICE AGREEMENT | Class | |
| NHS SERVICE AGREEMENT CHANGE | Class | |
| NHS SERVICE AGREEMENT CHANGE DATE | Data Element | |
| NHS SERVICE AGREEMENT CHANGE DATE | Attribute | |
| NHS SERVICE AGREEMENT CHANGE DATE STATUS | Data Element | |
| NHS SERVICE AGREEMENT CHANGE TYPE | Attribute | |
| NHS SERVICE AGREEMENT CHANGE TYPE | Data Element | |
| NHS SERVICE AGREEMENT END DATE | Attribute | |
| NHS SERVICE AGREEMENT LINE | Class | |
| NHS SERVICE AGREEMENT LINE END DATE | Attribute | |
| NHS SERVICE AGREEMENT LINE NUMBER | Data Element | |
| NHS SERVICE AGREEMENT LINE NUMBER | Attribute | |
| NHS SERVICE AGREEMENT LINE START DATE | Attribute | |
| NHS SERVICE AGREEMENT NUMBER | Attribute | |
| NHS SERVICE AGREEMENT START DATE | Attribute | To top |
| NHS Trust | Supporting Information | |
| NHS Trust Mergers | Supporting Information | |
| Night Consultation Visit | Supporting Information | |
| NO CANCER TREATMENT REASON | Data Element | |
| NO CANCER TREATMENT REASON | Attribute | |
| NODAL STATUS | Attribute | |
| NODAL STATUS | Data Element | |
| NODES EXAMINED NUMBER | Attribute | |
| NODES EXAMINED NUMBER | Data Element | |
| NODES POSITIVE NUMBER | Attribute | |
| NODES POSITIVE NUMBER | Data Element | |
| Non-Consultant Led Activity | Supporting Information | |
| Non-Consultant Led Service | Supporting Information | |
| Non-Contract Activity | Supporting Information | |
| NON-CONTRACT ACTIVITY NUMBER | Attribute | To top |
| NON-NHS COMMUNITY BED USE | Attribute | |
| NON-NHS DAY CARE FACILITY USE | Attribute | |
| NON ROUTINE RECALL INTERVAL | Attribute | |
| NON SMOKING CONFIRMATION STATUS AT 4 WEEKS | Attribute | |
| NON SMOKING CONFIRMED AT 52 WEEKS (retired) | Attribute | |
| NOTIFIED EDUCATION AUTHORITY | Attribute | |
| NUMBER IN GROUP | Attribute | |
| NUMBER OF AUGMENTED CARE PERIODS WITHIN EPISODE (retired) | Data Element | |
| NUMBER OF BABIES | Data Element | |
| NUMBER OF ORGAN SYSTEMS SUPPORTED (retired) | Attribute | |
| NUMBER OF ORGAN SYSTEMS SUPPORTED (retired) | Data Element | |
| NUMBER OF OUT-PATIENT CONVERTED UNIQUE BOOKING REFERENCE NUMBERS | Data Element | |
| NUMBER OF PLACE DAYS INTENDED AVAILABLE | Attribute | |
| NUMBER OF SESSIONS INTENDED | Attribute | |
| NUMBER OF TELETHERAPY FIELDS | Attribute | To top |
| NUMBER OF TELETHERAPY FIELDS | Data Element | |
| NUMBER OF TRANSFERRED REFERRAL TO TREATMENT PERIODS COMPLETED BY ADMITTED PATIENT BREACHING 18 WEEKS (ADJUSTED) | Data Element | |
| NUMBER OF TRANSFERRED REFERRAL TO TREATMENT PERIODS COMPLETED BY NON-ADMITTED PATIENT BREACHING 18 WEEKS | Data Element | |
| NUMBER OF TRANSFERRED REFERRAL TO TREATMENT PERIODS WHERE INTER-PROVIDER TRANSFER INFORMATION MISSING | Data Element | |
| NUMBER OF UNITS IN PACK | Attribute | |
| NUMBER OF YEARS SMOKED | Attribute | |
| NUMERIC | Domain | |
| NUMERIC 1 | Domain | |
| NUMERIC 2 | Domain | |
| NUMERIC 2.2 | Domain | |
| NUMERIC 3 | Domain | |
| NUMERIC 3.2 | Domain | |
| NUMERIC 4 | Domain | |
| NUMERIC 4.1 | Domain | |
| NUMERIC 4.2 | Domain | To top |
| NUMERICAL VALUE | Attribute | |
| NUMERIC UNKNOWN | Domain | |
| NURSE | Class | |
| Nurse (Level One) | Supporting Information | |
| Nurse (Level Two) | Supporting Information | |
| Nurse Clinic | Supporting Information | |
| NURSE OR MIDWIFE | Class | |
| Nurse or Midwife Contact | Supporting Information | |
| NURSE OR MIDWIFE IDENTIFIER | Attribute | |
| NURSE OR MIDWIFE ORGANISATION | Class | |
| Nursing and Midwifery Council | Supporting Information | |
| Nursing and Midwifery Council Register | Supporting Information | |
| Nursing Episode | Supporting Information | |
| NURSING EPISODE END REASON | Attribute | |
| Nursing In The Community Programme | Supporting Information | To top |
| NUTRITIONAL PROCEDURE (OPCS) | Data Element | |
| NUTRITIONAL PROCEDURE COMPLICATION (ICD) | Data Element | |
| NUTRITIONAL SUPPORT PROVIDED (CANCER) | Data Element | |
| NUTRITIONAL SUPPORT PROVIDED TYPE | Attribute | |
| NUTRITIONAL SUPPORT PROVIDED TYPE (CANCER) | Data Element | |