WCMSA Reference Guide Version 4.5 Updates of Significance

Centers for Medicare & Medicaid Services (CMS) has revised the WCMSA Reference Guide to reflect recent changes in CMS policy and Section 111 reporting requirements. Version 4.5, dated April 13, 2026 guide includes the following changes:
1. Additional ZIP codes have been added to the table listing major medical centers (Appendix 7).
2. The CDC Life Table link has been updated (Section 10.3).
To download a copy of the WCMSA Reference Guide Version 4.5, click here.
For Additional Information
Medivest will continue to monitor changes occurring at CMS and will keep its readers up to date when such changes are announced. For questions, feel free to reach out to the Medivest representative in your area by clicking here or calling us directly at 877.725.2467.






