CDHIv2
type: CodeSystem
node role: treeRoot
resource.id:
  value: CDHIv2
domain resource.text:
  narrative.status:
    value: generated
  narrative.div: 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…
code system.url:
  value: http://smart.who.int/base/CodeSystem/CDHIv2
code system.version:
  value: 1.0.0
code system.name:
  value: CDHIv2
code system.title:
  value: Classification of Digital Health Interventions v2
code system.status:
  value: active
code system.experimental:
  value: true
code system.date:
  value: 2026-08-27T08:35:55+00:00
code system.publisher:
  value: WHO
code system.contact:
  index: 0
  contact detail.name:
    value: WHO
  contact detail.telecom:
    index: 0
    contact point.system:
      value: url
    contact point.value:
      value: http://who.int
code system.description:
  value: 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.
code system.copyright:
  value: WHO © 2023. Some rights reserved. CC BY-NC-SA 3.0 IGO.
code system.case sensitive:
  value: false
code system.content:
  value: complete
code system.count:
  value: 138
code system.concept:
  index: 0
  code system.concept.code:
    value: 1
  code system.concept.display:
    value: Persons
code system.concept:
  index: 1
  code system.concept.code:
    value: 1.1
  code system.concept.display:
    value: Targeted communication to Persons
code system.concept:
  index: 2
  code system.concept.code:
    value: 1.1.1
  code system.concept.display:
    value: Transmit health event alerts to specific population group(s)
code system.concept:
  index: 3
  code system.concept.code:
    value: 1.1.2
  code system.concept.display:
    value: Transmit targeted health information to person(s) based on health status or demographics
code system.concept:
  index: 4
  code system.concept.code:
    value: 1.1.3
  code system.concept.display:
    value: Transmit targeted alerts and reminders to person(s)
code system.concept:
  index: 5
  code system.concept.code:
    value: 1.1.4
  code system.concept.display:
    value: Transmit diagnostics result, or availability of result, to person(s)
code system.concept:
  index: 6
  code system.concept.code:
    value: 1.2
  code system.concept.display:
    value: Untargeted communication to Persons
code system.concept:
  index: 7
  code system.concept.code:
    value: 1.2.1
  code system.concept.display:
    value: Transmit untargeted health information to an undefined population
code system.concept:
  index: 8
  code system.concept.code:
    value: 1.2.2
  code system.concept.display:
    value: Transmit untargeted health event alerts to undefined group
code system.concept:
  index: 9
  code system.concept.code:
    value: 1.3
  code system.concept.display:
    value: Person to Person communication
code system.concept:
  index: 10
  code system.concept.code:
    value: 1.3.1
  code system.concept.display:
    value: Peer group for individuals
code system.concept:
  index: 11
  code system.concept.code:
    value: 1.4
  code system.concept.display:
    value: Personal health tracking
code system.concept:
  index: 12
  code system.concept.code:
    value: 1.4.1
  code system.concept.display:
    value: Access by the individual to own medical or summary health records
code system.concept:
  index: 13
  code system.concept.code:
    value: 1.4.2
  code system.concept.display:
    value: Self monitoring of health or diagnostic data by the individual
code system.concept:
  index: 14
  code system.concept.code:
    value: 1.4.3
  code system.concept.display:
    value: Active data capture/documentation by an individual
code system.concept:
  index: 15
  code system.concept.code:
    value: 1.4.4
  code system.concept.display:
    value: Access by the individual to verifiable documentation of a health event or health status
code system.concept:
  index: 16
  code system.concept.code:
    value: 1.5
  code system.concept.display:
    value: Person based reporting
code system.concept:
  index: 17
  code system.concept.code:
    value: 1.5.1
  code system.concept.display:
    value: Reporting of health system feedback by persons
code system.concept:
  index: 18
  code system.concept.code:
    value: 1.5.2
  code system.concept.display:
    value: Reporting of public health events by persons
code system.concept:
  index: 19
  code system.concept.code:
    value: 1.6
  code system.concept.display:
    value: On demand communication with persons
code system.concept:
  index: 20
  code system.concept.code:
    value: 1.6.1
  code system.concept.display:
    value: Look-up of information on health and health services by individuals
code system.concept:
  index: 21
  code system.concept.code:
    value: 1.6.2
  code system.concept.display:
    value: Simulated human-like conversations with individual(s)
code system.concept:
  index: 22
  code system.concept.code:
    value: 1.7
  code system.concept.display:
    value: Person-centred financial transactions
code system.concept:
  index: 23
  code system.concept.code:
    value: 1.7.1
  code system.concept.display:
    value: Transmit or manage out-of-pocket payments by individuals
code system.concept:
  index: 24
  code system.concept.code:
    value: 1.7.2
  code system.concept.display:
    value: Transmit or manage vouchers to individuals for health services
code system.concept:
  index: 25
  code system.concept.code:
    value: 1.7.3
  code system.concept.display:
    value: Transmit or manage incentives to individuals for health services

index: 26
code system.concept.code:
  value: 1.8
code system.concept.display:
  value: Person-centred consent management

index: 27
code system.concept.code:
  value: 1.8.1
code system.concept.display:
  value: Manage provision and withdrawal of consent by individuals

index: 28
code system.concept.code:
  value: 2
code system.concept.display:
  value: Healthcare providers

index: 29
code system.concept.code:
  value: 2.1
code system.concept.display:
  value: Identification and registration of persons

index: 30
code system.concept.code:
  value: 2.1.1
code system.concept.display:
  value: Verify a person's unique identity

index: 31
code system.concept.code:
  value: 2.1.2
code system.concept.display:
  value: Enrol person(s) for health services/clinical care plan

index: 32
code system.concept.code:
  value: 2.2
code system.concept.display:
  value: Person-centred health records

index: 33
code system.concept.code:
  value: 2.2.1
code system.concept.display:
  value: Longitudinal tracking of person's health status and services

index: 34
code system.concept.code:
  value: 2.2.2
code system.concept.display:
  value: Manage person-centred structured clinical records

index: 35
code system.concept.code:
  value: 2.2.3
code system.concept.display:
  value: Manage person-centred unstructured clinical records (e.g. notes, images, documents)

index: 36
code system.concept.code:
  value: 2.2.4
code system.concept.display:
  value: Routine health indicator data collection and management

index: 37
code system.concept.code:
  value: 2.3
code system.concept.display:
  value: Healthcare provider decision support

index: 38
code system.concept.code:
  value: 2.3.1
code system.concept.display:
  value: Provide prompts and alerts based according to protocol

index: 39
code system.concept.code:
  value: 2.3.2
code system.concept.display:
  value: Provide checklist according to protocol

index: 40
code system.concept.code:
  value: 2.3.3
code system.concept.display:
  value: Screen persons by risk or other health status

index: 41
code system.concept.code:
  value: 2.4
code system.concept.display:
  value: Telemedicine

index: 42
code system.concept.code:
  value: 2.4.1
code system.concept.display:
  value: Consultations between remote person and healthcare provider

index: 43
code system.concept.code:
  value: 2.4.2
code system.concept.display:
  value: Remote monitoring of person's health or diagnostic data by provider

index: 44
code system.concept.code:
  value: 2.4.3
code system.concept.display:
  value: Transmission of medical data (e.g. images, notes, and videos) to healthcare provider

index: 45
code system.concept.code:
  value: 2.4.4
code system.concept.display:
  value: Consultations for case management between healthcare providers

index: 46
code system.concept.code:
  value: 2.5
code system.concept.display:
  value: Healthcare provider communication

index: 47
code system.concept.code:
  value: 2.5.1
code system.concept.display:
  value: Communication from healthcare provider to supervisor(s)

index: 48
code system.concept.code:
  value: 2.5.2
code system.concept.display:
  value: Communication and performance feedback to healthcare provider(s)

index: 49
code system.concept.code:
  value: 2.5.3
code system.concept.display:
  value: Transmit routine news and workflow notifications to healthcare provider(s)

index: 50
code system.concept.code:
  value: 2.5.4
code system.concept.display:
  value: Transmit non-routine health event alerts to healthcare provider(s)

index: 51
code system.concept.code:
  value: 2.5.5
code system.concept.display:
  value: Peer group for healthcare providers

index: 52
code system.concept.code:
  value: 2.5.6
code system.concept.display:
  value: Generative AI for tailored content creation

index: 53
code system.concept.code:
  value: 2.6
code system.concept.display:
  value: Referral coordination

index: 54
code system.concept.code:
  value: 2.6.1
code system.concept.display:
  value: Coordinate emergency response and transport

index: 55
code system.concept.code:
  value: 2.6.2
code system.concept.display:
  value: Manage referrals between points of service within health sector

index: 56
code system.concept.code:
  value: 2.6.3
code system.concept.display:
  value: Manage referrals between health and other sectors (social services, police, justice, economic support schemes)

index: 57
code system.concept.code:
  value: 2.7
code system.concept.display:
  value: Scheduling and activity planning for healthcare providers

index: 58
code system.concept.code:
  value: 2.7.1
code system.concept.display:
  value: Identify persons in need of services

index: 59
code system.concept.code:
  value: 2.7.2
code system.concept.display:
  value: Schedule healthcare provider's activities

index: 60
code system.concept.code:
  value: 2.8
code system.concept.display:
  value: Healthcare provider training

index: 61
code system.concept.code:
  value: 2.8.1
code system.concept.display:
  value: Provide training content to healthcare provider(s)

index: 62
code system.concept.code:
  value: 2.8.2
code system.concept.display:
  value: Assess capacity of healthcare provider(s)

index: 63
code system.concept.code:
  value: 2.9
code system.concept.display:
  value: Prescription and medication management

index: 64
code system.concept.code:
  value: 2.9.1
code system.concept.display:
  value: Transmit or track prescription orders

index: 65
code system.concept.code:
  value: 2.9.2
code system.concept.display:
  value: Track individual's medication consumption

index: 66
code system.concept.code:
  value: 2.9.3
code system.concept.display:
  value: Report adverse drug effects

index: 67
code system.concept.code:
  value: 2.10
code system.concept.display:
  value: Laboratory and diagnostics imaging management

index: 68
code system.concept.code:
  value: 2.10.1
code system.concept.display:
  value: Transmit person's diagnostic result to healthcare provider

index: 69
code system.concept.code:
  value: 2.10.2
code system.concept.display:
  value: Transmit and track diagnostic orders

index: 70
code system.concept.code:
  value: 2.10.3
code system.concept.display:
  value: Capture diagnostic results from digital devices

index: 71
code system.concept.code:
  value: 2.10.4
code system.concept.display:
  value: Track biological specimens

index: 72
code system.concept.code:
  value: 2.11
code system.concept.display:
  value: Healthcare provider financial transactions

index: 73
code system.concept.code:
  value: 2.11.1
code system.concept.display:
  value: Verify individual's health coverage and financing scheme membership

index: 74
code system.concept.code:
  value: 2.11.2
code system.concept.display:
  value: Receive payments from individuals

index: 75
code system.concept.code:
  value: 3
code system.concept.display:
  value: Health management and support personnel

index: 76
code system.concept.code:
  value: 3.1
code system.concept.display:
  value: Human resource management

index: 77
code system.concept.code:
  value: 3.1.1
code system.concept.display:
  value: List health workforce cadres and related identification information

index: 78
code system.concept.code:
  value: 3.1.2
code system.concept.display:
  value: Monitor performance of healthcare provider(s)

index: 79
code system.concept.code:
  value: 3.1.3
code system.concept.display:
  value: Manage registration/certification of healthcare provider(s)

index: 80
code system.concept.code:
  value: 3.1.4
code system.concept.display:
  value: Record training credentials of healthcare provider(s)

index: 81
code system.concept.code:
  value: 3.1.5
code system.concept.display:
  value: Manage health workforce activities

index: 82
code system.concept.code:
  value: 3.2
code system.concept.display:
  value: Supply chain management

index: 83
code system.concept.code:
  value: 3.2.1
code system.concept.display:
  value: Manage inventory and distribution of health commodities

index: 84
code system.concept.code:
  value: 3.2.2
code system.concept.display:
  value: Notify stock levels of health commodities

index: 85
code system.concept.code:
  value: 3.2.3
code system.concept.display:
  value: Monitor cold-chain sensitive commodities

index: 86
code system.concept.code:
  value: 3.2.4
code system.concept.display:
  value: Register licensed drugs and health commodities

index: 87
code system.concept.code:
  value: 3.2.5
code system.concept.display:
  value: Manage procurement of commodities

index: 88
code system.concept.code:
  value: 3.2.6
code system.concept.display:
  value: Report counterfeit or substandard drugs by persons

index: 89
code system.concept.code:
  value: 3.3
code system.concept.display:
  value: Public health event notification

index: 90
code system.concept.code:
  value: 3.3.1
code system.concept.display:
  value: Notification of public health events from point of diagnosis

index: 91
code system.concept.code:
  value: 3.4
code system.concept.display:
  value: Civil Registration and Vital Statistics (CRVS)

index: 92
code system.concept.code:
  value: 3.4.1
code system.concept.display:
  value: Notify, register and certify birth event

index: 93
code system.concept.code:
  value: 3.4.2
code system.concept.display:
  value: Notify, register and certify death event

index: 94
code system.concept.code:
  value: 3.5
code system.concept.display:
  value: Health system financial management

index: 95
code system.concept.code:
  value: 3.5.1
code system.concept.display:
  value: Register and verify health coverage scheme membership of persons

index: 96
code system.concept.code:
  value: 3.5.2
code system.concept.display:
  value: Track and manage insurance billing and claims processes

index: 97
code system.concept.code:
  value: 3.5.3
code system.concept.display:
  value: Transmit and manage payments to health facilities

index: 98
code system.concept.code:
  value: 3.5.4
code system.concept.display:
  value: Transmit and manage routine payroll payment to healthcare provider(s)

index: 99
code system.concept.code:
  value: 3.5.5
code system.concept.display:
  value: Transmit or manage financial incentives to healthcare provider(s)

index: 100
code system.concept.code:
  value: 3.5.6
code system.concept.display:
  value: Manage and plan budget allocations, revenue and expenditures

index: 101
code system.concept.code:
  value: 3.5.7
code system.concept.display:
  value: Determine level of subsidies for health coverage schemes

index: 102
code system.concept.code:
  value: 3.5.8
code system.concept.display:
  value: Collect health insurance contributions

index: 103
code system.concept.code:
  value: 3.6
code system.concept.display:
  value: Equipment and asset management

index: 104
code system.concept.code:
  value: 3.6.1
code system.concept.display:
  value: Monitor status and maintenance of health equipment

index: 105
code system.concept.code:
  value: 3.6.2
code system.concept.display:
  value: Track regulation and licensing of medical equipment

index: 106
code system.concept.code:
  value: 3.7
code system.concept.display:
  value: Facility management

index: 107
code system.concept.code:
  value: 3.7.1
code system.concept.display:
  value: List health facilities and related information

index: 108
code system.concept.code:
  value: 3.7.2
code system.concept.display:
  value: Assess health facilities

index: 109
code system.concept.code:
  value: 3.8
code system.concept.display:
  value: Person-centred health certificate management

index: 110
code system.concept.code:
  value: 3.8.1
code system.concept.display:
  value: Register and store current health certificate information

index: 111
code system.concept.code:
  value: 3.8.2
code system.concept.display:
  value: Retrieve and validate current health certificate information

index: 112
code system.concept.code:
  value: 3.8.3
code system.concept.display:
  value: Revoke and update health certificate

index: 113
code system.concept.code:
  value: 4
code system.concept.display:
  value: Data services

index: 114
code system.concept.code:
  value: 4.1
code system.concept.display:
  value: Data Management

index: 115
code system.concept.code:
  value: 4.1.1
code system.concept.display:
  value: Form creation for data acquisition

index: 116
code system.concept.code:
  value: 4.1.2
code system.concept.display:
  value: Data storage and aggregation

index: 117
code system.concept.code:
  value: 4.1.3
code system.concept.display:
  value: Data synthesis and visualizations

index: 118
code system.concept.code:
  value: 4.1.4
code system.concept.display:
  value: Automated analysis of data to generate new information or predictions on future events

index: 119
code system.concept.code:
  value: 4.2
code system.concept.display:
  value: Data coding

index: 120
code system.concept.code:
  value: 4.2.1
code system.concept.display:
  value: Parse unstructured data into structured data

index: 121
code system.concept.code:
  value: 4.2.2
code system.concept.display:
  value: Merge, de-duplicate and curate coded datasets or terminologies

index: 122
code system.concept.code:
  value: 4.2.3
code system.concept.display:
  value: Classify disease codes or cause of mortality

index: 123
code system.concept.code:
  value: 4.3
code system.concept.display:
  value: Geospatial information management

index: 124
code system.concept.code:
  value: 4.3.1
code system.concept.display:
  value: Map location of health facilities/structures and households

index: 125
code system.concept.code:
  value: 4.3.2
code system.concept.display:
  value: Map location of health event

index: 126
code system.concept.code:
  value: 4.3.3
code system.concept.display:
  value: Map location of persons and settlements

index: 127
code system.concept.code:
  value: 4.3.4
code system.concept.display:
  value: Map location of healthcare provider(s)

index: 128
code system.concept.code:
  value: 4.3.5
code system.concept.display:
  value: Map health and health indicator data to geographic data

index: 129
code system.concept.code:
  value: 4.4
code system.concept.display:
  value: Data exchange and interoperability

index: 130
code system.concept.code:
  value: 4.4.1
code system.concept.display:
  value: Point-to-point data integration

index: 131
code system.concept.code:
  value: 4.4.2
code system.concept.display:
  value: Standards-compliant interoperability

index: 132
code system.concept.code:
  value: 4.4.3
code system.concept.display:
  value: Message routing

index: 133
code system.concept.code:
  value: 4.5
code system.concept.display:
  value: Data governance compliance

index: 134
code system.concept.code:
  value: 4.5.1
code system.concept.display:
  value: Authentication and authorisation

index: 135
code system.concept.code:
  value: 4.5.2
code system.concept.display:
  value: Data privacy protection

index: 136
code system.concept.code:
  value: 4.5.3
code system.concept.display:
  value: Data consent and provenance

index: 137
code system.concept.code:
  value: 4.5.4
code system.concept.display:
  value: Trust architecture