Outage in Optum

New Incident: Pharmacy Claims Processor Cervey Experiencing Downtime

Resolved Minor

August 05, 2026 - Started 29 days ago - Lasted 20 days
Official incident page

Incident Report

Summary AI Generated

Cervey, a pharmacy claims processor, experienced downtime across all platforms, causing pharmacies to receive "ERX34 - RESPONSE FORMAT ERROR-RESUBMIT" error responses when submitting claims. The outage lasted approximately 478 hours and impacted claim processing across all platforms. Cervey worked to resolve the issue while Optum Insight switch monitored the situation.

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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Latest Updates ( sorted recent to last )

INVESTIGATING 29 days ago - at 08/05/2026 04:16PM

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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