Case Study: a large regional health system achieves zero-defect Epic EHR go-live with Zymr

Large Regional Health System achieves 100% defect-free EHR go-live with Zymr

The customer, a large regional health system, faced the challenge of executing a major Epic EHR upgrade with zero risk to patient safety or clinical operations. The upgrade impacted thousands of users and 47 critical workflows, requiring comprehensive validation of functionality, interoperability, and performance. To ensure a flawless transition, the health system partnered with Zymr for its testing and validation services.

Zymr implemented a comprehensive validation program that included executing 8,500 test cases, coordinating 3,200 clinician-led UAT sessions, and simulating production loads. This solution enabled a 100% defect-free go-live with zero unplanned downtime. The results included a 4.9-star clinician satisfaction rating and stable operations across 2.1 million patient encounters in the first 90 days, with no reported patient safety disruptions.