- Interventions for clients: Clients are members of the public who are potential or current users of health services, including health promotion activities. Caregivers of clients receiving health services are also included in this group.
- Interventions for healthcare providers: Healthcare providers are members of the health workforce who deliver health services.
- Interventions for health system or resource managers: Health system and resource managers are involved in the administration and oversight of public health systems. Interventions within this category reflect managerial functions related to supply chain management, health financing, human resource management.
- Interventions for data services: This consists of crosscutting functionality to support a wide range of activities related to data collection, management, use, and exchange.