What we check / Completeness and plausibility
blockerHPT-L2-030
Attestation block is present with a named signing official
The file must encode the CMS attestation statement, an explicit confirmation flag, and the name of the CEO, president, or other senior official affirming the data is true, accurate, and complete. A missing or blank attester name means no one is actually attesting to this file.
Regulatory citation
CY2026 OPPS final rule, 45 CFR 180.50(b)(1)(vii) — attestation requirement effective Jan 1 2026, enforced Apr 1 2026
How to fix it
Add the CMS attestation statement, set confirm_attestation to true, and fill in attester_name with the signing official's full name.
Active since
2026-01-01