The ACP Actor Provider is a system role fulfilled by a source information system (e.g., GP Information System (HIS), Electronic Patient Record (EPD), Electronic Client Record (ECD)). It is responsible for making the Advance Care Planning (ACP) information available in response to a request.

In the Dutch functional design, this role is identified as PZPInformatieBeschikbaarstellendSysteem with the code PZP-PZPIB-FHIR. This code is a composite of the use case (PZP - Proactieve Zorgplanning), the system role (PZPIB - PZP Informatie Beschikbaarstellend) and the standard for information exchange (FHIR).

An ACP Actor Provider:

• SHALL correctly populate all obligation-marked elements if they know a value for the element.

• SHALL populate the data-absent-reason extension when an element cannot be shared due to policy or technical constraints.

The obligation-marked elements are specified in ACP Actor Provider obligation extension on the element definition.