Zus Health experienced a major incident on May 26, 2026 affecting Data Connections and Surescripts Service, lasting 1d 8h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 26, 2026, 02:27 PM UTC
We are investigating an issue with missing data response files from the SureScripts Bulk service. As a result, medication history data for patients will be delayed until the issue is resolved. This issue appears to have begun on or after 5/24/2026. We are engaging with SureScripts and will provide updates as we receive more information.
- investigating May 26, 2026, 07:04 PM UTC
SureScripts has confirmed that a DNS issue caused a backlog of response files. They have remediated the issue and Zus is now receiving SureScripts Bulk files. We are processing these files and will send a final update when everything has finished processing.
- resolved May 27, 2026, 10:57 PM UTC
As of ~1:40 pm eastern today, all missing data has been received and processed successfully. This incident is now resolved.