In the healthcare industry, accurate and reliable data is essential for positive outcomes. Despite efforts to improve data quality, challenges persist, impacting initiatives like accreditations and reimbursement models. Establishing a culture of data quality organization-wide is complex but vital. Implementation on an organizational scale requires a cultural shift, posing challenges in terms of labor and resources. Regulatory requirements set stringent data quality standards, but often lack guidance. A single error can have profound consequences, affecting integrity, transparency, and revenue streams. The NCQA Data Aggregator Validation Program is pivotal for evaluating clinical data streams, enhancing organizational efficiencies, and demonstrating safe data management. Understanding the roles and outcomes is essential for organizations navigating healthcare data complexities. The NCQA Data Aggregator Validation Program is pivotal for evaluating clinical data streams, enhancing organizational efficiencies, and demonstrating safe data management. Understanding the roles and outcomes is essential for organizations navigating healthcare data complexities. This session focuses on the vital and complex need to build a culture of data quality for data aggregators.