1What changed
In November 2025, CMS finalized updates to the Hospital Price Transparency Rule. Hospitals must now publish median and percentile-based allowed amounts — not just chargemaster rates. CEO attestation is required for accuracy.
Enforcement actions begin April 2026, with penalties up to $2M/year for large hospitals. The update closes loopholes in the original 2021 rule that let hospitals post technically compliant but practically unusable data.
