2026-09-20T23:22:28.549Z
- publishedAt:
Not provided→ 2023-07-24T00:00:00.000Z
SOURCE-LINKED INTELLIGENCE
Cigna Algorithm PXDX Allegedly Rejected Thousands of Patient Claims En Masse in Breach of California Law
Cigna health insurer faces a class-action lawsuit for allegedly using the PXDX ("procedure-to-diagnosis") algorithm to automatically reject over 300,000 patient claims in violation of California law, prompting two members to file the lawsuit seeking damages and a jury trial. Cigna disputes the allegations, claiming the process expedites physician reimbursement and does not result in care denials.
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- recordType
- incident-report
- evidenceStatus
- reported
- region
- Global
Reported occurrence date: 2023-07-24T00:00:00.000Z
Evidence & attribution
- AI Incident Database
- AI Incident Database · 2023-07-24T00:00:00.000Z
AI Incident Database, Responsible AI Collaborative; McGregor (2021), Preventing Repeated Real World AI Failures by Cataloging Incidents. Incident-specific contributor credits are available at each citation link. Metadata adapted; article text excluded.
License: CC BY-SA 4.0
First collected: 2026-09-19T22:50:59.123Z. This is not the publication date.
Observed changes
AIIC observation times, not verified publisher revision times. Up to eight recent revisions.