National Registry
OEIS National Registry
The OEIS National Registry captures real-world outpatient endovascular outcomes — driving quality improvement and stronger evidence for the field.
Learn how the registry works, how to participate, and how to access training and data-sharing resources.
Get Started
Participation & Access
Why It Matters
Real-world evidence for the outpatient setting
Every registry case strengthens the evidence base for office-based care — powering benchmarking for practices, quality measures for physicians, and data OEIS uses in Washington to defend site-of-service access.
Become a Participant
Participate in the registry
Contribute to outpatient endovascular outcomes data and quality improvement.