This qualitative study explored staff experiences of co-designing and implementing a novel interprofessional (IP) First Nations child health assessment (the helpful check), developed in partnership with a remote North-Queensland Aboriginal CommunityControlled Health Organisation. Eleven staff across two teams (family health and allied health) were involved in co-designing and implementing the child health assessment and associated IP practices. Interviews were undertaken using a semi-structured interview template and were audio recorded and transcribed verbatim. Data were analysed using thematic analysis. Three overarching themes were developed: (1) connect teams by building strong relationships; (2) leave space for helpful check processes to evolve; and (3) integrate helpful check processes into routine practice to sustain change. Results demonstrate how the incorporation of IP practices into a remote primary healthcare setting led to perceived benefits for both the health service staff and clients.