CDHIv2
type: CodeSystem
node role: treeRoot
id:
  v: CDHIv2
text:
  status:
    v: generated
  div:
    v: English Generated Narrative: CodeSystem CDHIv2 This case-insensitive code system http://smart.who.int/base/CodeSystem/CDHIv2 defines the following codes: Code Display 1 Persons 1.1 Targeted communication to Persons 1.1.1 Transmit health event alerts to specific population group(s) 1.1.2 Transmit targeted health information to person(s) based on health status or demographics 1.1.3 Transmit targeted alerts and reminders to person(s) 1.1.4 Transmit diagnostics result, or availability of result, to person(s) 1.2 Untargeted communication to Persons 1.2.1 Transmit untargeted health information to an undefined population 1.2.2 Transmit untargeted health event alerts to undefined group 1.3 Person to Person communication 1.3.1 Peer group for individuals 1.4 Personal health tracking 1.4.1 Access by the individual to own medical or summary health records 1.4.2 Self monitoring of health or diagnostic data by the individual 1.4.3 Active data capture/documentation by an individual 1.4.4 Access by the individual to verifiable documentation of a health event or health status 1.5 Person based reporting 1.5.1 Reporting of health system feedback by persons 1.5.2 Reporting of public health events by persons 1.6 On demand communication with persons 1.6.1 Look-up of information on health and health services by individuals 1.6.2 Simulated human-like conversations with individual(s) 1.7 Person-centred financial transactions 1.7.1 Transmit or manage out-of-pocket payments by individuals 1.7.2 Transmit or manage vouchers to individuals for health services 1.7.3 Transmit or manage incentives to individuals for health services 1.8 Person-centred consent management 1.8.1 Manage provision and withdrawal of consent by individuals 2 Healthcare providers 2.1 Identification and registration of persons 2.1.1 Verify a person's unique identity 2.1.2 Enrol person(s) for health services/clinical care plan 2.2 Person-centred health records 2.2.1 Longitudinal tracking of person's health status and services…
url:
  v: http://smart.who.int/base/CodeSystem/CDHIv2
  l: CDHIv2
version:
  v: 0.2.0
name:
  v: CDHIv2
title:
  v: Classification of Digital Health Interventions v2
status:
  v: active
experimental:
  v: true
date:
  v: 2026-03-23T23:32:11+00:00
publisher:
  v: WHO
contact:
  name:
    v: WHO
  telecom:
    system:
      v: url
    value:
      v: http://who.int
description:
  v: CodeSystem for the Classification of Digital Interventions, Services and Applications in Health (CDISAH), second edition (2023). ISBN 978-92-4-008194-9. Organised into four groups based on the primary user: 1. Persons 2. Healthcare providers 3. Health management and support personnel 4. Data services New categories vs v1: 1.4.4, 1.6.2, 1.8, 2.5.6, 2.11, 3.1.5, 3.5.7, 3.5.8, 3.8, 4.3.5, 4.4.2, 4.4.3, 4.5. See ConceptMap CDHIv1toCDHIv2 for the full mapping from the first edition.
copyright:
  v: WHO © 2023. Some rights reserved. CC BY-NC-SA 3.0 IGO.
case sensitive:
  v: false
content:
  v: complete
count:
  v: 138
concept:
  code:
    v: 1
  display:
    v: Persons
concept:
  code:
    v: 1.1
  display:
    v: Targeted communication to Persons
concept:
  code:
    v: 1.1.1
  display:
    v: Transmit health event alerts to specific population group(s)
concept:
  code:
    v: 1.1.2
  display:
    v: Transmit targeted health information to person(s) based on health status or demographics
concept:
  code:
    v: 1.1.3
  display:
    v: Transmit targeted alerts and reminders to person(s)
concept:
  code:
    v: 1.1.4
  display:
    v: Transmit diagnostics result, or availability of result, to person(s)
concept:
  code:
    v: 1.2
  display:
    v: Untargeted communication to Persons
concept:
  code:
    v: 1.2.1
  display:
    v: Transmit untargeted health information to an undefined population
concept:
  code:
    v: 1.2.2
  display:
    v: Transmit untargeted health event alerts to undefined group
concept:
  code:
    v: 1.3
  display:
    v: Person to Person communication
concept:
  code:
    v: 1.3.1
  display:
    v: Peer group for individuals
concept:
  code:
    v: 1.4
  display:
    v: Personal health tracking
concept:
  code:
    v: 1.4.1
  display:
    v: Access by the individual to own medical or summary health records
concept:
  code:
    v: 1.4.2
  display:
    v: Self monitoring of health or diagnostic data by the individual
concept:
  code:
    v: 1.4.3
  display:
    v: Active data capture/documentation by an individual
concept:
  code:
    v: 1.4.4
  display:
    v: Access by the individual to verifiable documentation of a health event or health status
concept:
  code:
    v: 1.5
  display:
    v: Person based reporting
concept:
  code:
    v: 1.5.1
  display:
    v: Reporting of health system feedback by persons
concept:
  code:
    v: 1.5.2
  display:
    v: Reporting of public health events by persons
concept:
  code:
    v: 1.6
  display:
    v: On demand communication with persons
concept:
  code:
    v: 1.6.1
  display:
    v: Look-up of information on health and health services by individuals
concept:
  code:
    v: 1.6.2
  display:
    v: Simulated human-like conversations with individual(s)
concept:
  code:
    v: 1.7
  display:
    v: Person-centred financial transactions
concept:
  code:
    v: 1.7.1
  display:
    v: Transmit or manage out-of-pocket payments by individuals
concept:
  code:
    v: 1.7.2
  display:
    v: Transmit or manage vouchers to individuals for health services
concept:
  code:
    v: 1.7.3
  display:
    v: Transmit or manage incentives to individuals for health services
concept:
  code:
    v: 1.8
  display:
    v: Person-centred consent management
concept:
  code:
    v: 1.8.1
  display:
    v: Manage provision and withdrawal of consent by individuals
concept:
  code:
    v: 2
  display:
    v: Healthcare providers
concept:
  code:
    v: 2.1
  display:
    v: Identification and registration of persons
concept:
  code:
    v: 2.1.1
  display:
    v: Verify a person's unique identity
concept:
  code:
    v: 2.1.2

v: Enrol person(s) for health services/clinical care plan

code:
  v: 2.2
display:
  v: Person-centred health records

code:
  v: 2.2.1
display:
  v: Longitudinal tracking of person's health status and services

code:
  v: 2.2.2
display:
  v: Manage person-centred structured clinical records

code:
  v: 2.2.3
display:
  v: Manage person-centred unstructured clinical records (e.g. notes, images, documents)

code:
  v: 2.2.4
display:
  v: Routine health indicator data collection and management

code:
  v: 2.3
display:
  v: Healthcare provider decision support

code:
  v: 2.3.1
display:
  v: Provide prompts and alerts based according to protocol

code:
  v: 2.3.2
display:
  v: Provide checklist according to protocol

code:
  v: 2.3.3
display:
  v: Screen persons by risk or other health status

code:
  v: 2.4
display:
  v: Telemedicine

code:
  v: 2.4.1
display:
  v: Consultations between remote person and healthcare provider

code:
  v: 2.4.2
display:
  v: Remote monitoring of person's health or diagnostic data by provider

code:
  v: 2.4.3
display:
  v: Transmission of medical data (e.g. images, notes, and videos) to healthcare provider

code:
  v: 2.4.4
display:
  v: Consultations for case management between healthcare providers

code:
  v: 2.5
display:
  v: Healthcare provider communication

code:
  v: 2.5.1
display:
  v: Communication from healthcare provider to supervisor(s)

code:
  v: 2.5.2
display:
  v: Communication and performance feedback to healthcare provider(s)

code:
  v: 2.5.3
display:
  v: Transmit routine news and workflow notifications to healthcare provider(s)

code:
  v: 2.5.4
display:
  v: Transmit non-routine health event alerts to healthcare provider(s)

code:
  v: 2.5.5
display:
  v: Peer group for healthcare providers

code:
  v: 2.5.6
display:
  v: Generative AI for tailored content creation

code:
  v: 2.6
display:
  v: Referral coordination

code:
  v: 2.6.1
display:
  v: Coordinate emergency response and transport

code:
  v: 2.6.2
display:
  v: Manage referrals between points of service within health sector

code:
  v: 2.6.3
display:
  v: Manage referrals between health and other sectors (social services, police, justice, economic support schemes)

code:
  v: 2.7
display:
  v: Scheduling and activity planning for healthcare providers

code:
  v: 2.7.1
display:
  v: Identify persons in need of services

code:
  v: 2.7.2
display:
  v: Schedule healthcare provider's activities

code:
  v: 2.8
display:
  v: Healthcare provider training

code:
  v: 2.8.1
display:
  v: Provide training content to healthcare provider(s)

code:
  v: 2.8.2
display:
  v: Assess capacity of healthcare provider(s)

code:
  v: 2.9
display:
  v: Prescription and medication management

code:
  v: 2.9.1
display:
  v: Transmit or track prescription orders

code:
  v: 2.9.2
display:
  v: Track individual's medication consumption

code:
  v: 2.9.3
display:
  v: Report adverse drug effects

code:
  v: 2.10
display:
  v: Laboratory and diagnostics imaging management

code:
  v: 2.10.1
display:
  v: Transmit person's diagnostic result to healthcare provider

code:
  v: 2.10.2
display:
  v: Transmit and track diagnostic orders

code:
  v: 2.10.3
display:
  v: Capture diagnostic results from digital devices

code:
  v: 2.10.4
display:
  v: Track biological specimens

code:
  v: 2.11
display:
  v: Healthcare provider financial transactions

code:
  v: 2.11.1
display:
  v: Verify individual's health coverage and financing scheme membership

code:
  v: 2.11.2
display:
  v: Receive payments from individuals

code:
  v: 3
display:
  v: Health management and support personnel

code:
  v: 3.1
display:
  v: Human resource management

code:
  v: 3.1.1
display:
  v: List health workforce cadres and related identification information

code:
  v: 3.1.2
display:
  v: Monitor performance of healthcare provider(s)

code:
  v: 3.1.3
display:
  v: Manage registration/certification of healthcare provider(s)

code:
  v: 3.1.4
display:
  v: Record training credentials of healthcare provider(s)

code:
  v: 3.1.5
display:
  v: Manage health workforce activities

code:
  v: 3.2
display:
  v: Supply chain management

code:
  v: 3.2.1
display:
  v: Manage inventory and distribution of health commodities

code:
  v: 3.2.2
display:
  v: Notify stock levels of health commodities

code:
  v: 3.2.3
display:
  v: Monitor cold-chain sensitive commodities

code:
  v: 3.2.4
display:
  v: Register licensed drugs and health commodities

code:
  v: 3.2.5
display:
  v: Manage procurement of commodities

code:
  v: 3.2.6
display:
  v: Report counterfeit or substandard drugs by persons

code:
  v: 3.3
display:
  v: Public health event notification

code:
  v: 3.3.1
display:
  v: Notification of public health events from point of diagnosis

code:
  v: 3.4
display:
  v: Civil Registration and Vital Statistics (CRVS)

code:
  v: 3.4.1
display:
  v: Notify, register and certify birth event

code:
  v: 3.4.2
display:
  v: Notify, register and certify death event

code:
  v: 3.5
display:
  v: Health system financial management

code:
  v: 3.5.1
display:
  v: Register and verify health coverage scheme membership of persons

code:
  v: 3.5.2
display:
  v: Track and manage insurance billing and claims processes

code:
  v: 3.5.3
display:
  v: Transmit and manage payments to health facilities

code:
  v: 3.5.4
display:
  v: Transmit and manage routine payroll payment to healthcare provider(s)

code:
  v: 3.5.5
display:
  v: Transmit or manage financial incentives to healthcare provider(s)

code:
  v: 3.5.6
display:
  v: Manage and plan budget allocations, revenue and expenditures

code:
  v: 3.5.7
display:
  v: Determine level of subsidies for health coverage schemes

code:
  v: 3.5.8
display:
  v: Collect health insurance contributions

code:
  v: 3.6
display:
  v: Equipment and asset management

code:
  v: 3.6.1
display:
  v: Monitor status and maintenance of health equipment

code:
  v: 3.6.2
display:
  v: Track regulation and licensing of medical equipment

code:
  v: 3.7
display:
  v: Facility management

code:
  v: 3.7.1
display:
  v: List health facilities and related information

code:
  v: 3.7.2
display:
  v: Assess health facilities

code:
  v: 3.8
display:
  v: Person-centred health certificate management

code:
  v: 3.8.1
display:
  v: Register and store current health certificate information

code:
  v: 3.8.2
display:
  v: Retrieve and validate current health certificate information

code:
  v: 3.8.3
display:
  v: Revoke and update health certificate

code:
  v: 4
display:
  v: Data services

code:
  v: 4.1
display:
  v: Data Management

code:
  v: 4.1.1
display:
  v: Form creation for data acquisition

code:
  v: 4.1.2
display:
  v: Data storage and aggregation

code:
  v: 4.1.3
display:
  v: Data synthesis and visualizations

code:
  v: 4.1.4
display:
  v: Automated analysis of data to generate new information or predictions on future events

code:
  v: 4.2
display:
  v: Data coding

code:
  v: 4.2.1
display:
  v: Parse unstructured data into structured data

code:
  v: 4.2.2
display:
  v: Merge, de-duplicate and curate coded datasets or terminologies

code:
  v: 4.2.3
display:
  v: Classify disease codes or cause of mortality

code:
  v: 4.3
display:
  v: Geospatial information management

code:
  v: 4.3.1
display:
  v: Map location of health facilities/structures and households

code:
  v: 4.3.2
display:
  v: Map location of health event

code:
  v: 4.3.3
display:
  v: Map location of persons and settlements

code:
  v: 4.3.4
display:
  v: Map location of healthcare provider(s)

code:
  v: 4.3.5
display:
  v: Map health and health indicator data to geographic data

code:
  v: 4.4
display:
  v: Data exchange and interoperability

code:
  v: 4.4.1
display:
  v: Point-to-point data integration

code:
  v: 4.4.2
display:
  v: Standards-compliant interoperability

code:
  v: 4.4.3
display:
  v: Message routing

code:
  v: 4.5
display:
  v: Data governance compliance

code:
  v: 4.5.1
display:
  v: Authentication and authorisation

code:
  v: 4.5.2
display:
  v: Data privacy protection

code:
  v: 4.5.3
display:
  v: Data consent and provenance

code:
  v: 4.5.4
display:
  v: Trust architecture