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CMS releases new WCMSA Reference Guide (Version 3.4)

The Centers for Medicare and Medicaid Services (CMS) has just released their latest version of the WCMSA Reference Guide (Version 3.4, October 4, 2021). This new guide replaces WCMSA Reference guide version 3.3 (April 19, 2021). 

Evidence Based Medicare Set Aside

CMS lists the changes made in the new WCMSA Reference Guide in Section 1.1.  As noted in Section 1.1, CMS updated the and website cites in the reference guide. In addition, CMS added language indicating that the executed workers’ settlement must include the WCMSA funding information to finalize the WCMSA approval process. (Section 10.5 and Appendix 5). 

How we can help!

For over a decade, ISO Claims Partners have been an industry leader in providing innovative, cost-effective, and proven allocation services. We offer a host of different future medical allocation services --- including MSAs submitted to CMS; our innovative Evidence-Based MSA (non-submit); medical cost projections; and other proactive services.  We are proud to deliver significant cost-savings for our clients --- as examples, in 2020, we saved our clients over $50M in MSA proactive cost mitigation; $4.5 M in re-review submissions; and approximately $20M through the Amended Review process.  We look forward to learning how we can help you address and reduce your future medical allocation needs!  Please see our Allocation Services Comparison and our Evidence-Based Medicare Set-Aside brochures for further information.


If you have questions or would like more information, please feel free to e-mail the author at

Sid Wong, J.D.

Sid Wong is vice president of policy, Casualty Solutions at Verisk. You can contact Sid at

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