Prior auth denial trends in 2026 show a 31% year-over-year increase in prior authorization denials across commercial and Medicare Advantage payers — driven by expanded PA requirement lists, AI-assisted payer adjudication, and shortened appeal windows. According to MBC’s 2026 denial management analysis across 240 specialty practices, prior auth denials now represent 34% of all first-pass […]
Prior Auth Denial Trends 2026: What’s Driving Them, Which Payers Are Worst, and How Specialty Practices Fight Back









