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UnitedHealth AI failures
Every documented AI failure involving UnitedHealth on the AI Failure Index, classified by the mechanism that broke.
- Failures
- 2
- Highest severity
- Catastrophic
- Span
- 2023 to 2026
- Failure modes
- 2
By failure mode
By severity
FI-0037InsuranceCatastrophic
Policy ViolationUnitedHealth's nH Predict algorithm allegedly drove wrongful denials of elderly care
A class action alleges UnitedHealth used an algorithm called nH Predict to cut off post-acute care for elderly Medicare Advantage patients in bad faith, despite knowing it was wrong: more than 90% of its denials were reversed on appeal. A federal judge allowed core claims to proceed in 2025.
- Confidence
- Medium (multi-source)
UnitedHealth Group2 sourcesPressPublicNov 2023
FI-0298HealthcareHigh
Agentic Action ErrorUnitedHealth Group ordered to provide AI tool discovery in coverage denial case
A federal judge ordered UnitedHealth Group to disclose internal documents regarding its nH Predict AI tool. The tool is alleged to have improperly overridden physician decisions to deny coverage for skilled nursing facility care.
- Confidence
- Medium (multi-source)
UnitedHealth Group3 sourcesPressPublicMar 2026
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