CMS issued Transmittal 18 affecting the CMS-2552-10 Hospital and Healthcare Complex Cost Report. The transmittal includes several critical revisions and new requirements. Transmittal 18 was issued Dec. 29, 2022, is effective now, requires considerable documentation, and will be a heavy burden on hospitals.
Hospitals that haven’t reviewed the transmittal details and prepared for the changes will see reimbursement impacted considerably. The following are questions that surfaced during the What hospitals need to know about CMS transmittal 18 webcast.
- General questions on Transmittal 18
- Medicare disproportionate share hospital (DSH) reporting
- Worksheet S-10 uncompensated care cost (UCC) Reporting
- Medicare bad debt reporting
- Direct graduate medical education (DGME)
Questions on Transmittal 18
What’s included in Transmittal 18?
Transmittal 18 introduces new and revised cost reporting instructions, required templates, and worksheets.
What areas of the cost report are most affected by Transmittal 18?
Transmittal 18 affects multiple cost reporting topics. Most notably, it increased complex data requirements for:
- Medicare DSH reporting
- Worksheet S-10 UCC reporting



