Practice Alert: CMS Address Change

Last Updated: 14 Mar 2023

Author: Carolyn McKaige

Practice Alert!


Effective March 13, 2023, the Centers for Medicare and Medicaid Services has issued an announcement that the mailing address has changed for Medicare’s Commercial Repayment Center (CRC).   The CRC handles all liens for cases wherein Medicare considers the insurer/employer to be the debtor.


Please note the new mailing address for Group Health Plans and Non-Group Health Plans is as follows:


                Medicare Commercial Repayment Center – GHP

                P.O. Box 680

                Lathrop, CA 95330




                Medicare Commercial Repayment Center – NGHP

                P.O. Box 1610

                Lathrop, CA 95330


Allan Koba recommends sending all correspondence, including but not limited to, Medicare conditional payments disputes and letters of authority, as well as any lien payments, to the address noted above effective immediately. As always, please don’t hesitate to contact Allan Koba for any lien related Medicare needs at

Contact Us

64 Danbury Road
Suite 201
CT 06897

Tel: +1 267 857 0544

For more information please email

To refer a file please email