CGS DME Jurisdiction C appeal address
For supplier billing teams preparing a first-level redetermination, rather than a new prior-authorization request.
Confirm the responsible contractor
AL, AR, CO, FL, GA, LA, MS, NM, NC, OK, PR, SC, TN, TX, VI, VA, WV; DME MAC JC only, confirm contractor on the notice. Match the contractor and appeal stage on the claim notice before mailing.
DME supplier first-level redeterminations handled by CGS Jurisdiction C, including its overpayment appeals as described in the source. Not Jurisdiction B, J15 Part B, Medicare Advantage, PA requests, ADR responses, refund payments, reopenings or second-level reconsiderations.
Standard mailing address
CGS – Jurisdiction C Redeterminations; PO Box 20009; Nashville, TN 37202
This is the redetermination mailbox, not the JC refund-payment lockbox or the separate PA and ADR departments. This address record does not calculate a due date or the deadline to stop overpayment recoupment.
Official CGS source — Jurisdiction C Contact Information — Redeterminations (Appeals) row · checked 2026-10-27
Choose the right next step
Check the Original Medicare first-level filing window and receipt trigger. For a PA non-affirmation before claim submission, use the separate DMEPOS correction workflow.