Critical incident

Optum: System Incident - CareSelect - Production

Affected: CareSelect ®

Current status of Optum: Operational — live Optum status

Timeline

1. Oct 4, 2026, 17:20 UTC
   investigating
   This communication is for all CareSelect Imaging customers. We are currently experiencing an outage impacting production where end users cannot receive appropriate use criteria feedback within the workflow. The Optum team is currently investigating and working to resolve the issue.
2. Oct 4, 2026, 18:28 UTC
   resolved
   This communication is intended for all CareSelect Imaging and CareSelect Lab customers. The outage impacting production where end users could not receive decision support in the end user workflow has been resolved as of 1:25 PM CT on 10/04/2026. During this outage, first reported at 9:25 AM CT, the Appropriate Use Criteria was unavailable to end users for consultation and feedback was not available to end users. Thank you for your patience as our teams worked to resolve this incident.

Updates as published by Optum (original).