Attest is the largest organization licensed by the National Committee for Quality Assurance (NCQA) to conduct Healthcare Effectiveness Data and Information Set (HEDIS®) Audits™. We have been dedicated to auditing and consulting with managed care organizations for the past two decades.
The Principals and Managers at Attest have successfully managed auditing and consulting engagements for the last 30 years. Our clients run the gamut from small Medicare Special Needs Plans (SNPs) up to large multistate organizations, including many of the top commercial, Medicaid, and Medicare plans nationally.
HEDIS® Audits and Consulting
HEDIS Submissions audited in 2025. More than 50% of all HEDIS Submissions nationwide.
1,400+
Audited Supplemental Data Sources annually. Nearly 20% of those are Nonstandard Sources.
2,250
20
CHCAs on staff. More than any other NCQA Licensed Organization.
Through our large and diverse client base, we have an unmatched level of experience reviewing and understanding vendors, transaction systems, source code programming, medical records abstraction and supplemental data sources. Our client diversity provides insight to understand and identify drivers of atypical plan performance, such as geographical trends, unique member subpopulations, or other market forces that is beyond compare.
Our expertise in healthcare compliance goes beyond HEDIS®. We can create a custom solution to fit your unique needs. Examples include:
- Mock Audits
- Data Aggregator Reviews
- HEDIS® Vendor Transition Support
- ECDS Support
- Systems Analysis
- State-Based Reporting
Attest Health Care Advisors is an NCQA-licensed organization authorized to conduct HEDIS® audits. Only an NCQA-licensed organization is authorized to conduct HEDIS Compliance Audits™