NZCDI:2025 draft release
The 2025 draft release of NZ Core Data for Interoperability (NZCDI)
Pātiki and Waharua Kōpito patterns
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Health consumer
This data group represents the person's identity, demographic and contact details to enable them to engage with the health system and receive health services. Information is shared with the health system in secure and privacy-protecting ways to prove identity and eligibility, and to receive the right services.
Health consumer data group
Health consumer data group
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Data Element |
Definition |
Applicable Value Domain |
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NHI number |
National health identifier for the health consumer |
NHI number |
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Person name |
Current full name of the health consumer |
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Date of birth |
Date of birth of the health consumer |
HISO 10046:2024 Consumer Health Identity Standard (external link) ISO 8601-1:2019 Date and time |
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Gender code |
A classification of the health consumer’s gender as self-identified by the health consumer |
HISO 10046:2024 Consumer Health Identity Standard (external link) Standard for gender, sex, and variations of sex characteristics | Stats NZ (external link) |
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Gender detail |
Health consumer’s own description of gender, if coded as 'another gender' |
HISO 10046:2024 Consumer Health Identity Standard (external link) |
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Physical address |
Current physical address or location details for the health consumer |
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Phone number |
Current contact phone number for the health consumer |
Valid phone number HISO 10046:2024 Consumer Health Identity Standard (external link) |
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Email address |
Current contact email address for the health consumer |
Valid email address in local-part@domain format HISO 10046:2024 Consumer Health Identity Standard (external link) |
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Ethnicity code |
A classification of the ethnicity as self-identified by the health consumer |
Ethnicity New Zealand Standard Classification 2005 V2.1.0 (external link) |
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Ethnicity detail |
Text the health consumer used to answer the ethnicity question where the 'Other' option has been selected |
HISO 10046:2024 Consumer Health Identity Standard (external link) |
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Preferred language code |
Code for the health consumer’s preferred language for communication |
ISO 639:2023 Language codes |
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Māori descent code |
Code indicating whether the health consumer is of Māori descent |
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Iwi code |
Set of codes for a health consumer’s iwi affiliation |
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Country of birth code |
Code for the health consumer’s country of birth |
HISO 10046:2024 Consumer Health Identity Standard (external link) AS/NZS 2632.1:2020 (external link)& AS/NZS 2632.3:2020 (external link)Country codes |
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Residential country code |
Code for the health consumer’s current country of residence |
HISO 10046:2024 Consumer Health Identity Standard (external link) AS/NZS 2632.1:2020 (external link)Country codes |
Person name
Person name
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Data Element |
Definition |
Applicable Value Domain |
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Given name |
The health consumer’s forename or given name at birth |
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Other given name(s) |
The health consumer’s other given names or middle name and initials, but not the family name at birth |
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Family name |
The family name (surname) of a health consumer as distinct from their given, second and |
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Name suffix |
The suffix contains the parts of a health consumer’s name attached to the end of a name but |
NZ Government OASIS CIQ Name Profile (external link) The NHI has a controlled and extensible set of name suffixes for honours such as MNZM, ONZM |
Physical address
Physical address
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Data Element |
Definition |
Applicable Value Domain |
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Building Name |
Free text field that is used to record building names or institution names |
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Street Address |
The floor, unit or street address details of the person |
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Additional Street Address |
Other geographic information related to the person’s address |
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Suburb |
This field may be used for either the name of the suburb within a city/town situation or other delivery information |
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Town or City |
This field is used for the name of the city |
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Postcode |
The numeric descriptor for a postal delivery area, aligned with the locality, suburb or place for the address |
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Country Code |
A code for the country that forms part of an address |
AS/NZS 2632.1:2020 (external link)Country codes |
Phone number
Phone number
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Data Element |
Definition |
Applicable Value Domain |
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Contact type |
The code representing the type of electronic contract medium to be used (eg, email, telephone, pager) |
HISO 10046:2024 Consumer Health Identity Standard (external link) |
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Contact details |
The health consumer’s contact details |
HISO 10046:2024 Consumer Health Identity Standard (external link) |
Email address
Email address
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Data Element |
Definition |
Applicable Value Domain |
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Contact type |
The code representing the type of electronic contract medium to be used (eg, email, telephone, pager) |
HISO 10046:2024 Consumer Health Identity Standard (external link) |
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Contact details |
The health consumer’s contact details |
HISO 10046:2024 Consumer Health Identity Standard (external link) |
Problems and conditions
This data group enables structured and coded information about the patient or consumer’s health problems and conditions to be communicable across health services and settings, enabling good clinical care.
Problems and conditions data group
Problems and conditions data group
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Data Element |
Definition |
Applicable Value Domain |
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Condition code |
Code representing the problem or condition e.g. Diabetes mellitus type 2, Asthma, Granuloma of surgical wound |
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Body site code |
Code for the body site affected by the problem or condition (if applicable) |
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Onset date |
Estimated or actual date/time that signs or symptoms of the problem or condition were first observed |
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Resolution or abatement date |
Estimated or actual date/time of resolution or remission for this problem or condition, as determined by a healthcare professional |
ISO 8601-1:2019 Date and time (external link) |
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Condition status code |
An assertion whether a problem or condition is currently active or inactive |
Medications
This data group includes structured and coded data about each of the prescription medications in the health consumer’s current or recent use. Properly structured and coded prescription information helps ensure patient safety and enables automation.
Medications data group
Medications data group
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Data Element |
Definition |
Applicable Value Domain |
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Medicinal product code |
NZMT code for the non-trade medicinal product eg, code for salbutamol 90 mcg/spray, carvedilol 25 mg tablet |
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Medicinal trade product code |
NZMT code for the trade medicinal product |
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Medication indication code |
Code for the problem or condition that is the indication for the medicine eg, hypertension, anxiety disorder, dyspnea |
Immunisations
This data group includes a record of each of the health consumer’s vaccinations.
Immunisations data group
Immunisations data group
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Data Element |
Definition |
Applicable Value Domain |
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Vaccine product type code |
Code for the type of vaccine product administered eg, MMR vaccine, COVID-19 vaccine, COVID-19 mRNA vaccine |
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Vaccine product code |
Non-trade medicinal product code for the vaccine administered |
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Vaccine trade product code |
NZMT code for the vaccine trade product administered |
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CVX vaccine product code |
CVX code for the vaccine product administered |
CDC National (external link)Center (external link) of Immunisation and Respiratory Diseases CVX codes (external link) |
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Vaccination date |
Date the vaccine was administered |
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Vaccine GTIN |
GTIN code for the vaccine product administered |
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Vaccine batch number |
Lot/batch number for the vaccine product administered |
Free Text |
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Expiry date |
Expiry date of the batch of the vaccine product administered |
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Vaccination dose number |
Dose number within sequence of vaccine administered |
Number |
Allergies and adverse reactions
This data group enables information about allergies and adverse reactions to be communicated as a health consumer safety measure. This information is essential in a range of care activities in both the hospital and community settings. These activities include enabling safe and effective use of medicines, for diagnostic procedures and interventions, as well as for nutrition and dietetics practices.
Allergies and adverse reactions data group
Allergies and adverse reactions data group
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Data Element |
Definition |
Applicable Value Domain |
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Adverse reaction event agent code |
Code for the causative agent of a recorded adverse reaction |
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Adverse reaction manifestation code |
Code for a sign or symptom experienced following exposure to a causative agent of an adverse reaction eg, painful joint, chest pain |
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Adverse reaction clinical status |
Provides the current status of the allergy or intolerance, for example, whether it is active, in remission, or resolved |
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Adverse reaction verification status |
Assertion about certainty associated with propensity, or potential risk, of a reaction to the identified substance |
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Adverse reaction category |
Category of an identified substance associated with allergies or intolerances e.g. food, medication, environment, biologic |
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Adverse reaction onset date |
Date the adverse reaction was identified, provided with the highest known precision |
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Adverse reaction recorded date |
Date adverse reaction was recorded |
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Adverse reaction recorder |
Individual who recorded the record and takes responsibility for its content |
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Allergy content status code |
Code for an explicit statement of 'no known allergy' overall or of some kind |
Pregnancy
This data group is a new addition to NZCDI:2025. It includes pregnancy-related information in a coded and structured manner for recording and reuse in different settings for the health consumer's care.
Pregnancy data group
Pregnancy data group
|
Data Element |
Definition |
Applicable Value Domain |
| Pregnancy assertion code | A statement or declaration about the pregnancy status of the individual at a specified point in time | SNOMED CT NZ Edition, April 2025 release (external link) |
| Pregnancy assertion date | The date when the pregnancy assertion was made | ISO 8601-1:2019 Date and time (external link) |
| Estimated date of delivery | The estimated due date of an active pregnancy | ISO 8601-1:2019 Date and time (external link) |
| Estimated date of delivery method | The method used to determine the estimated date of the delivery of an active pregnancy (eg, ultrasound) | SNOMED CT NZ Edition, April 2025 release (external link) |
| Last menstrual period onset date | Date of onset of last menstrual period | ISO 8601-1:2019 Date and time (external link) |
Smoking
This data group includes the health consumer’s smoking status. Coded information about smoking status and any medicinal or behavioural intervention is recorded and reused in the health consumer’s care in different settings and in referral to stop smoking services.
Smoking data group
Smoking data group
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Data Element |
Definition |
Applicable Value Domain |
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Smoking status code |
Code for current smoking status |
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Smoking status recorded date |
Date smoking status recorded |
Vaping
This data group includes the health consumer’s vaping status. Coded information about vaping status is recorded and reused in the health consumer’s care in different settings.
Vaping status data group
Vaping status data group
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Data Element |
Definition |
Applicable Value Domain |
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Vaping status code |
Code for current vaping status | |
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Vaping status recorded date |
Date vaping status recorded |
Measurements and vital signs
This data group is a new addition to NZCDI:2025. It enables the recording of physiological measurements and vital signs that are important to the health consumer's life stage, health risks and conditions.
Measurements and vital signs data group
Measurements and vital signs data group
Diagnostic results
This data group is a new addition to NZCDI:2025 and covers includes relevant diagnostic test results for the health consumer.
Diagnostic results data group
Diagnostic results data group
| Data element | Description | Value Domain |
| Numeric - Observation type code | Code for the diagnostic test performed | Logical Observation Identifiers Name and Codes (LOINC) version 2.80 (external link) |
| Numeric - Observation value | Observed value for numeric result | Numeric |
| Numeric - Unit of measurement code | Code for the unit of measurement | Unified Code of Units for Measure (UCUM), Revision 2.2 (external link) |
| Coded - Observation type code | Code for the diagnostic test performed | Logical Observation Identifiers Name and Codes (LOINC) version 2.80 (external link) |
| Coded - Observation value | Observed value for coded result | SNOMED CT NZ Edition, April 2025 release (external link) |
Care plan
This data group is a new addition to NZCDI:2025. It includes data related to the health consumer's care plan.
Care plan data group
Care plan data group
| Data element | Description | Value Domain |
| Care plan type code | Code for the type of care plan | SNOMED CT NZ Edition, April 2025 release (external link) |
| Care plan activity type code | Code for the type of an itemised activity in the care plan | SNOMED CT NZ Edition, April 2025 release (external link) |
| Care plan activity date | Date of itemised activity in the care plan | ISO 8601-1:2019 Date and time (external link) |
| Care plan activity performer id | Identifier for the health professional, facility or organisation performing the itemised care plan activity | |
| Care plan activity status code | Code indicating whether an itemised care plan activity is prospective, completed or some other status | SNOMED CT NZ Edition, April 2025 release (external link) |
Encounters
This data group is a new addition to NZCDI:2025. It includes structured and coded information about the health consumer's encounters and interactions with health services.
Encounters data group
Encounters data group
| Data element | Description | Value Domain |
| Encounter type code | Code for the type of encounter eg, inpatient, telehealth consultation | SNOMED CT NZ Edition, April 2025 release (external link) |
| Encounter date and time | Date and time the encounter took place | ISO 8601-1:2019 Date and time (external link) |
| Encounter location identifier | Identifier of the health facility that was the location of the encounter |
Feedback
We welcome your feedback and participation in the development of NZCDI. Feedback on the draft release of NZCDI:2025 is open until 31 October 2025.
Please join us on ehealthforum.nz(external link) (external link) or email standards@tewhatuora.govt.nz to submit your feedback on NZCDI.
Fill out the form to submit your request for a new data element in our next release: submission form(external link).