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Mark Marciante edited this page Jan 10, 2026 · 7 revisions

Clinical Quality Language (CQL) Knowledge Hub

Clinical Quality Language (CQL) is a high-level, domain-specific language focused on clinical quality and targeted at measure and decision support artifact authors. It is designed to be human-readable while enabling precise expression of clinical logic for quality measures, decision support, and public health reporting.

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About This Knowledge Hub

This wiki is supported, in large part, by the Digital Quality Implementers Community (DQIC). The DQIC is a collaborative consensus-based effort to develop, advance, and standardize tools and platforms that make digital quality measurement possible. Our visionis to attract the leading experts and organizations in the sector to enable rapid advancement of a consensus agreed upon approach to a quality enablement layer for the country to ensure consistency across disparate solutions.

🎯 Choose Your Path

Role For Find
📊📈 Measure Developer Hub Authoring quality measures and clinical decision support Language specs, best practices, development patterns, testing tools
⚙️🔧 Engine Developer Hub Implementing CQL engines and building infrastructure Implementation guides, architecture, conformance, integration specs
👤💼 Clinical Data Solution Implementers Hub Using CQL in IGs like Da Vinci and HEDIS Quick starts, reading guides, common patterns, IG resources

🚦 Quick Decision Guide

"I need to..."

Need help deciding or new to CQL? Check out our Getting Started Guide or FAQ

Additional Resources

CQL Specification • GitHub Repository •

Maintained by the Digital Quality Implementers Community and CQ Framework Team

Maintained by the Digital Quality Implementers Community

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