Change Healthcare incident
New Incident: Pharmacy Claims Processor Cervey Experiencing Downtime
Resolved after 19 days 22 hours, affecting Pharmacy Network Solutions, on August 5, 2026.
The pharmacy claims processor Cervey is experiencing downtime on all platforms. Cervey is working diligently to resolve this issue. Pharmacies may receive "ERX34 - RESPONSE FORMAT ERROR-RESUBMIT" error responses when sending claims to this processor. Optum Insight switch is monitoring and will update this page when the issue is known to be resolved.
Affected components
Update timeline
- investigating Aug 05, 2026, 04:16 PM UTC
The pharmacy claims processor Cervey is experiencing downtime on all platforms. Cervey is working diligently to resolve this issue. Pharmacies may receive "ERX34 - RESPONSE FORMAT ERROR-RESUBMIT" error responses when sending claims to this processor. Optum Insight switch is monitoring and will update this page when the issue is known to be resolved.
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