MLN Matters Articles
MLN Matters® Articles
These Articles explain national Medicare policies on coverage, billing, and payment rules for specific provider types. Sometimes we explain information in an MLN Connects® newsletter message instead of an MLN Matters® Article. If there’s an Article or a newsletter message, you’ll find it in the “Provider Education” column.
The COVID-19 public health emergency (PHE) ended on May 11, 2023. View Infectious diseases for a list of waivers and flexibilities that were in place during the PHE.
You can filter by subject or Article number. To search all years, leave the Transmittal Year as "Any."
Transmittal # | Issue Date Sort ascending | Subject | Implementation Date | CR # | Provider Education | Provider Education Release Date | Provider Education Revision Date |
---|---|---|---|---|---|---|---|
R433OTN | FISS, CWF and NCH System Requirements for All Outpatient 837 I Claims Related to Rendering… |
6335 | |||||
R1673CP | Correction to the Common Working File (CWF) for Late Recertifications |
6332 | MM6332 | ||||
R1674CP | Remittance Advice Remark Code (RARC) and Claim Adjustment Reason Code (CARC) Update |
6336 | MM6336 | ||||
R101BP | January 2009 Update of the Hospital Outpatient Prospective Payment System (OPPS) |
6320 | MM6320 | ||||
R1671CP | Clarification of Requirements for New and Material Evidence as Good Cause for Reopening |
6157 | |||||
R430OTN | Long Term Care Hospital (LTCH) Special Project |
6324 | MM6324 | ||||
R146FM | Notice of New Interest Rate for Medicare Overpayments and underpayments 2nd Notification for FY… |
6239 | |||||
R1670CP | Claim Status Category Code and Claim Status Code Update |
6325 | MM6325 | ||||
R429OTN | Update to Change Request 5927--Shared Systems Active and Non-Active Edits/Reason Codes and Audit… |
6344 | |||||
R431OTN | Jurisdiction 3 A/B MAC Merge of the Part B Arizona, Montana and Utah CICS Production and User… |
6279 |