Prior Auth Rules Vary Widely Across Insurers, Study Finds

Published Date: 22 May 2026

A new study finds that prior authorization requirements vary widely across major insurers and suggests large language models could help streamline how authorization rules are interpreted and processed.

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Patients with obstructive sleep apnea who live in disadvantaged neighborhoods experience more severe sleep-related hypoxemia and have a higher risk for cardiovascular events.

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Large cohort study shows sweet spot at 1-3 g/dL above the WHO threshold.

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