What is the Data Service Hub?

• A. A private vendor database for marketing.
• B. Federally managed data services linking Health Exchanges to Medicaid and CHIP and verifying income and citizenship status.
• C. A hospital patient data storage.
• D. A clinical trial registry.

Answer: (B)

The Data Service Hub is the federally run system that connects the Health Insurance Marketplace (the Exchange) with Medicaid and CHIP to verify income and citizenship status and determine eligibility for programs and subsidies. It acts as the interoperability layer that enables real-time data checks so an applicant can be evaluated for Medicaid or CHIP eligibility or for premium subsidies, using data sources like income verification and citizenship information. This helps ensure accurate enrollments and appropriate subsidies across programs. It’s not a private marketing database, not a hospital patient data store, and not a clinical trial registry, which is why those options don’t fit.