Alert detail
CMS Transmittal R13977OTN: Health Insurance Portability and Accountability Act (HIPAA) Electronic Data Interchange(EDI)…
Policy ID: CMS-T-R13977OTNSpecialty: Multi-specialtyAdded: 9/29/2026Effective: October 5, 2026billing update
What changed
HIPAA EDI update requires billing team review by Oct 5, 2026.
Who’s affected: Multi-specialty billing teams · Effective: October 5, 2026
Primary source: View the official CMS/MAC document ↗
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