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 | Subject | Implementation Date | CR # | Provider Education | Provider Education Release Date | Provider Education Revision Date Sort descending |
---|---|---|---|---|---|---|---|
R120OTN | Override of Common Working File (CWF) Edit for Observation Services Exceeding 48 Hours |
3311 | MM3311 | ||||
R63FM | Notice of New Interest Rate for Medicare Overpayments and Underpayments |
3454 | |||||
R1337CP | Revisions to 9-Digit ZIP Code List Provided in Change Request 5208 |
5730 | MM5730 | ||||
R1515CP | Date of Service (DOS) for Clinical Laboratory and Pathology Specimens |
6018 | MM6018 | ||||
R618OTN | Institutional Online Screens Changes for Version 005010 Related to ICD-10, Institutional Online… |
6797 | |||||
R185FM | Modify CROWD Form K to allow for the submission of additional Medicare Secondary Payer (MSP)… |
7291 | |||||
R2771CP | Medicare Claims Processing Pub. 100-04 Chapter 24 Update |
8405 | |||||
R319CP | CORF/OPT Edit for Billing Inappropriate Supplies |
3468 | MM3468 | ||||
R623CP | DMERC Only--Corrections to the Billing Indicator Field for Adjusted Claims |
3877 | |||||
R75BP | Nurse Practitioner (NP) Services and Clinical Nurse Specialist (CNS) Services |
5639 | MM5639 |