| IC OR HD UNIT INDICATOR (retired) | Attribute | |
| IDENTIFIER (retired) | Domain | |
| IDENTIFIER ALPHA NUMERIC 10 (retired) | Domain | |
| IDENTIFIER ALPHA NUMERIC 12 (retired) | Domain | |
| IDENTIFIER ALPHA NUMERIC 5 (retired) | Domain | |
| IDENTIFIER ALPHA NUMERIC 6 (retired) | Domain | |
| IDENTIFIER CHARACTER 14 (retired) | Domain | |
| IDENTIFIER NUMERIC 3 (retired) | Domain | |
| IDENTIFIER UNKNOWN (retired) | Domain | |
| IMAGE REQUEST DATE (retired) | Data Element | |
| IMAGING ANATOMICAL SITE | Data Element | |
| IMAGING ANATOMICAL SITE | Attribute | |
| IMAGING CODE (NICIP) | Data Element | |
| IMAGING CODE (SNOMED-CT) | Data Element | |
| Imaging Department | Supporting Information | To top |
| IMAGING EVENT NUMBER (retired) | Attribute | |
| IMAGING INTERVENTION INDICATOR | Attribute | |
| IMAGING MODALITY | Attribute | |
| Imaging or Radiodiagnostic Event | Supporting Information | |
| Imaging or Radiodiagnostic Event Date | Supporting Information | |
| IMAGING OR RADIODIAGNOSTIC EVENT INDICATION CODE FOR RENAL CARE | Attribute | |
| IMAGING OR RADIODIAGNOSTIC X-RAY (CHEST) | Data Element | |
| IMAGING REPORT TEXT | Data Element | |
| IMMUNISATION AGE GROUP | Attribute | |
| IMMUNISATION AGE GROUP (DIPHTHERIA TETANUS AND POLIO) | Data Element | |
| IMMUNISATION AGE GROUP (MEASLES MUMPS AND RUBELLA) | Data Element | |
| IMMUNISATION AGE GROUP (TUBERCULOSIS) | Data Element | |
| Immunisation Completion Date | Supporting Information | |
| IMMUNISATION COURSES COMPLETED TOTAL (MEASLES MUMPS AND RUBELLA) | Data Element | |
| IMMUNISATION COURSE TYPE | Class | To top |
| IMMUNISATION COURSE TYPE CODE | Attribute | |
| IMMUNISATION DATE | Data Element | |
| Immunisation Dose Given | Supporting Information | |
| Immunisation Dose Given Date | Supporting Information | |
| IMMUNISATION DOSES GIVEN TOTAL (DIPHTHERIA TETANUS AND POLIO) | Data Element | |
| IMMUNISATION DOSES GIVEN TOTAL (TUBERCULOSIS) | Data Element | |
| IMMUNISATION DOSES GIVEN TOTAL (TUBERCULOSIS - PERSONS UNDER 1 YEAR) | Data Element | |
| Immunisation Programme | Supporting Information | |
| Immunisation Programme For Person | Supporting Information | |
| Immunisation Programmes Activity Data Set (KC50) | Data Set | |
| Immunisation Programmes Activity Data Set (KC50) Overview | Supporting Information | |
| IMMUNISATION PROGRAMME TYPE | Attribute | |
| IMMUNISATION PROGRAMME TYPE (TUBERCULOSIS) | Data Element | |
| IMMUNITY TEST RESULT | Attribute | |
| Immunotherapy | Supporting Information | To top |
| IMPAIRMENT CODE (AUDITORY HANDICAP) | Data Element | |
| IMPAIRMENT CODE (INTELLECTUAL HANDICAP) | Data Element | |
| IMPAIRMENT CODE (PHYSICAL HANDICAP) | Data Element | |
| IMPAIRMENT CODE (VISUAL HANDICAP) | Data Element | |
| IMPLANT | Class | |
| IMPLANT BATCH OR LOT NUMBER | Attribute | |
| IMPLANT BATCH OR LOT NUMBER | Data Element | |
| IMPLANT CATALOGUE NUMBER | Attribute | |
| IMPLANT CATALOGUE NUMBER | Data Element | |
| IMPLANT CLASSIFICATION CODE (retired) | Attribute | |
| IMPLANT CLASSIFICATION CODE (retired) | Data Element | |
| IMPLANT CODE (retired) | Attribute | |
| IMPLANT MANUFACTURER | Data Element | |
| IMPLANT MANUFACTURER | Attribute | |
| IMPLANT MODEL (retired) | Data Element | To top |
| IMPLANT MODEL (retired) | Attribute | |
| Improving Access to Psychological Therapies Care Spell | Supporting Information | |
| IMPROVING ACCESS TO PSYCHOLOGICAL THERAPIES CARE SPELL END CODE | Data Element | |
| IMPROVING ACCESS TO PSYCHOLOGICAL THERAPIES CARE SPELL END CODE | Attribute | |
| Improving Access to Psychological Therapies Contact | Supporting Information | |
| Improving Access to Psychological Therapies Data Set | Data Set | |
| Improving Access to Psychological Therapies Data Set Overview | Supporting Information | |
| Improving Access to Psychological Therapies Diagram Overview | Supporting Information | |
| Improving Access to Psychological Therapies Service | Supporting Information | |
| INCIDENT TYPE | Attribute | |
| INCIDENT TYPE | Data Element | |
| INDEPENDENT HEALTH CARE FACILITY TYPE (retired) | Attribute | |
| INDEPENDENT HEALTH CARE PATIENT NUMBER (retired) | Attribute | |
| Independent Health Care Service Plan (retired) | Supporting Information | |
| Independent Provider | Supporting Information | To top |
| INDEPENDENT REVIEW COMPLETION DATE (retired) | Attribute | |
| INDEPENDENT REVIEW PANEL REFERRAL (retired) | Attribute | |
| INDEPENDENT REVIEW REQUESTED DATE (retired) | Attribute | |
| Independent Sector Healthcare Provider | Supporting Information | |
| index | Supporting Information | |
| Infection Culture | Supporting Information | |
| INFECTION CULTURE TEST INDICATOR | Attribute | |
| INFECTION CULTURE TEST INDICATOR (BLOOD) | Data Element | |
| INFECTION CULTURE TEST INDICATOR (CEREBROSPINAL FLUID) | Data Element | |
| INFECTION CULTURE TEST INDICATOR (URINE) | Data Element | |
| INFECTION RISK | Attribute | |
| INFORMATION AND ADVICE PROVIDED INDICATOR | Attribute | |
| INFORMATION AND ADVICE PROVIDED INDICATOR (GENERAL LIFESTYLE ADVICE) | Data Element | |
| INFORMATION AND ADVICE PROVIDED INDICATOR (STOP SMOKING ADVICE) | Data Element | |
| INFORMATION AND ADVICE PROVIDED INDICATOR (WEIGHT MANAGEMENT ADVICE) | Data Element | To top |
| INFORMATION AND ADVICE TYPE PROVIDED FOR NHS HEALTH CHECK | Attribute | |
| Information Standard and Collection (including Extraction) Notice | Supporting Information | |
| Information Standards Board for Health and Social Care | Supporting Information | |
| Initial Contact | Supporting Information | |
| INITIAL CONTACT | Attribute | |
| INITIAL CONTACT | Data Element | |
| INITIAL CONTACT TYPE (retired) | Data Element | |
| INITIAL CONTACT TYPE (retired) | Attribute | |
| INITIAL CONTACT WITHIN FIVE DAYS (retired) | Attribute | |
| INITIAL DIAGNOSIS CARE SETTING (HIV) | Data Element | |
| INITIAL DIAGNOSIS CARE SETTING FOR HIV | Attribute | |
| Initial Patient Contact Date (retired) | Supporting Information | |
| INITIAL PATIENT CONTACT DATE AND TIME (retired) | Data Element | |
| Initial Patient Contact Time (retired) | Supporting Information | |
| INJECTED IN LAST 4 WEEKS (retired) | Attribute | To top |
| INJURY TYPE (CHILDREN AND YOUNG PEOPLE'S HEALTH SERVICE SECONDARY USES) | Data Element | |
| INJURY TYPE FOR CHILDREN AND YOUNG PEOPLE'S HEALTH SERVICE SECONDARY USES | Attribute | |
| IN LABOUR BEFORE CAESARIAN SECTION INDICATOR | Attribute | |
| IN LABOUR BEFORE CAESARIAN SECTION INDICATOR | Data Element | |
| INOTROPE INFUSION RECEIVED INDICATOR | Data Element | |
| INTENDED AGE GROUP | Data Element | |
| INTENDED CLINICAL CARE INTENSITY | Data Element | |
| INTENDED CLINICAL CARE INTENSITY CODE | Data Element | |
| INTENDED CLINICAL CARE INTENSITY CODE (MENTAL HEALTH) | Data Element | |
| INTENDED DELIVERY PLACE | Attribute | |
| INTENDED DIAGNOSTIC TEST | Data Element | |
| INTENDED MANAGEMENT | Data Element | |
| INTENDED MANAGEMENT | Attribute | |
| INTENDED MANAGEMENT CODE | Data Element | |
| Intended Patient Procedure | Supporting Information | To top |
| INTENDED PROCEDURE (OPCS) (retired) | Data Element | |
| INTENDED PROCEDURE (READ) (retired) | Data Element | |
| INTENDED PROCEDURE STATUS | Data Element | |
| INTENDED PROCEDURE STATUS CODE | Data Element | |
| INTENDED SITE CODE (OF TREATMENT) | Data Element | |
| INTENSIVE CARE LEVEL DAYS (retired) | Attribute | |
| INTENSIVE CARE LEVEL DAYS (retired) | Data Element | |
| INTENSIVE CARE OR HIGH DEPENDENCY BEDS INDICATOR (retired) | Attribute | |
| Interface Service | Supporting Information | |
| Intergroup Rhabdomyosarcoma Study Post-Surgical Grouping System | Supporting Information | |
| INTERGROUP RHABDOMYOSARCOMA STUDY POST-SURGICAL GROUPING SYSTEM STAGE | Attribute | |
| INTERGROUP RHABDOMYOSARCOMA STUDY POST-SURGICAL GROUPING SYSTEM STAGE | Data Element | |
| International Classification of Diseases (ICD) | Supporting Information | |
| International Classification of Diseases (ICD-10) (retired) | Supporting Information | |
| International Classification of Diseases for Oncology (ICD-O) | Supporting Information | To top |
| International Commission on Radiation Units and Measurements | Supporting Information | |
| International Federation of Gynecology and Obstetrics | Supporting Information | |
| International Health Terminology Standards Development Organisation | Supporting Information | |
| International Neuroblastoma Pathology Classification | Supporting Information | |
| INTERNATIONAL NEUROBLASTOMA PATHOLOGY CLASSIFICATION CODE | Data Element | |
| INTERNATIONAL NEUROBLASTOMA PATHOLOGY CLASSIFICATION CODE | Attribute | |
| International Neuroblastoma Staging System | Supporting Information | |
| INTERNATIONAL NEUROBLASTOMA STAGING SYSTEM STAGE | Data Element | |
| INTERNATIONAL NEUROBLASTOMA STAGING SYSTEM STAGE | Attribute | |
| International Prognostic Scoring System | Supporting Information | |
| INTERNATIONAL PROGNOSTIC SCORING SYSTEM SCORE | Data Element | |
| International Society of Paediatric Oncology | Supporting Information | |
| International Staging System | Supporting Information | |
| INTERNATIONAL STAGING SYSTEM STAGE | Data Element | |
| INTERNATIONAL STAGING SYSTEM STAGE | Attribute | To top |
| INTERNET E-MAIL ADDRESS | Data Element | |
| INTERPRETER REQUIRED INDICATOR | Attribute | |
| INTERPRETER REQUIRED INDICATOR | Data Element | |
| Inter-Provider Transfer Administrative Minimum Data Set | Data Set | |
| Inter-Provider Transfer Administrative Minimum Data Set Overview | Supporting Information | |
| INTERVENTION CLASSIFICATION ASSOCIATION (retired) | Class | |
| INTERVENTION DATE (FIRST IN AMI CARE SPELL) (retired) | Data Element | |
| INTERVENTION SESSION TYPE | Attribute | |
| INTERVENTION SESSION TYPE (STOP SMOKING) | Data Element | |
| INTERVENTION SETTING | Attribute | |
| INTERVENTION SETTING (STOP SMOKING) | Data Element | |
| INTERVENTION TYPE (CHILD AND ADOLESCENT MENTAL HEALTH) | Data Element | |
| Intraoperative Ultrasound | Supporting Information | |
| INTRAPARTUM ANTIBIOTICS GIVEN INDICATOR | Attribute | |
| INTRAPARTUM ANTIBIOTICS GIVEN INDICATOR | Data Element | To top |
| Intrauterine Device Application Date (retired) | Supporting Information | |
| Intrauterine Device Fitted Date (retired) | Supporting Information | |
| INTRAVENOUS INFUSION OF GLUCOSE AND ELECTROLYTE SOLUTION RECEIVED INDICATOR | Data Element | |
| INTRAVENTRICULAR HAEMORRHAGE GRADE | Attribute | |
| INTRAVENTRICULAR HAEMORRHAGE GRADE (LEFT SIDE) | Data Element | |
| INTRAVENTRICULAR HAEMORRHAGE GRADE (RIGHT SIDE) | Data Element | |
| INTRAVESICAL CHEMOTHERAPY RECEIVED INDICATOR | Attribute | |
| INTRAVESICAL CHEMOTHERAPY RECEIVED INDICATOR | Data Element | |
| INTRAVESICAL IMMUNOTHERAPY RECEIVED INDICATOR | Attribute | |
| INTRAVESICAL IMMUNOTHERAPY RECEIVED INDICATOR | Data Element | |
| Introduction (retired) | Supporting Information | |
| INVASIVE BREAST CANCER DETECTION RATE (PER 1,000 SCREENED) | Data Element | |
| INVASIVE BREAST CANCER DETECTION RATE INVASIVE SIZE LESS THAN 10mm (PER 1,000 SCREENED) | Data Element | |
| INVASIVE BREAST CANCER DETECTION RATE INVASIVE SIZE LESS THAN 15mm (PER 1,000 SCREENED) | Data Element | |
| INVASIVE BREAST CANCER GRADE NOT KNOWN (PERCENTAGE OF INVASIVE BREAST CANCERS) | Data Element | To top |
| INVASIVE BREAST CANCER LYMPH NODE STATUS NOT KNOWN (PERCENTAGE OF INVASIVE BREAST CANCERS) | Data Element | |
| INVASIVE BREAST CANCER SIZE NOT KNOWN (PERCENTAGE OF INVASIVE BREAST CANCERS) | Data Element | |
| INVASIVE BREAST CANCER SPECIAL TYPE NOT KNOWN (PERCENTAGE OF INVASIVE BREAST CANCERS) | Data Element | |
| INVASIVE BREAST CANCER TOTAL | Data Element | |
| INVASIVE BREAST CANCER TOTAL EXPECTED | Data Element | |
| INVASIVE BREAST CANCER TOTAL OBSERVED | Data Element | |
| INVASIVE CANCER SPECIAL TYPE INDICATOR | Attribute | |
| INVASIVE THICKNESS | Data Element | |
| INVASIVE TUMOUR SIZE | Data Element | |
| INVESTIGATION EXAMINATION RESULT CODE | Attribute | |
| INVESTIGATION HAEMOGLOBINOPATHY RESULT CODE | Attribute | |
| INVESTIGATION OR INTERVENTION REFERRAL DATE (retired) | Attribute | |
| INVESTIGATION RESULT (MOTHER RHESUS ANTIBODIES BOOKING) | Data Element | |
| INVESTIGATION RESULT (SCREENING MOTHER HAEMOGLOBINOPATHY) | Data Element | |
| INVESTIGATION RESULT (SCREENING MOTHER HEPATITIS B) | Data Element | To top |
| INVESTIGATION RESULT (SCREENING MOTHER HUMAN IMMUNODEFICIENCY VIRUS) | Data Element | |
| INVESTIGATION RESULT (SCREENING MOTHER RUBELLA SUSCEPTIBILITY) | Data Element | |
| INVESTIGATION RESULT (SCREENING MOTHER SYPHILIS) | Data Element | |
| INVESTIGATION RESULT (ULTRASOUND FETAL ANOMALY SCREENING) | Data Element | |
| INVESTIGATION RESULT CODE (MOTHER RUBELLA SCREENING) | Data Element | |
| INVESTIGATION RESULT DATE | Attribute | |
| INVESTIGATION RESULT DATE | Data Element | |
| INVESTIGATION RESULT STATUS CODE | Attribute | |
| INVESTIGATION RESULT TEXT | Attribute | |
| INVESTIGATION RESULT TIME | Attribute | |
| INVESTIGATION RISK RATIO RESULT (SCREENING DOWNS SYNDROME) | Data Element | |
| INVESTIGATION RISK RATIO RESULT CODE | Attribute | |
| INVESTIGATION RUBELLA RESULT INDICATOR | Attribute | |
| INVESTIGATION SCHEME IN USE | Data Element | |
| INVESTIGATION SENSITISED RESULT INDICATOR | Attribute | To top |
| Investigation Transfer Date (retired) | Supporting Information | |
| INVESTIGATION TRANSFER DATE (retired) | Data Element | |
| INVITATION OFFER DATE SENT | Attribute | |
| INVITATION OFFER SENT INDICATOR | Attribute | |
| INVITATION OFFER SENT INDICATOR (NHS HEALTH CHECK) | Data Element | |
| INVITATION TYPE | Attribute | |
| Isotope Procedure Department | Supporting Information | |
| ISOTOPIC GLOMERULAR FILTRATION RATE (LIVING DONOR) | Data Element | |
| ITEM NAME (retired) | Attribute | |
| Item Of Service Delivery (retired) | Supporting Information | |
| IUD APPLICATION DATE (retired) | Attribute | |
