HCPCS Code E2103: Non-Adjunctive, Non-Implanted Continuous Glucose Monitor (CGM) or Receiver

HCPCS E2103 is for a non-adjunctive, non-implanted continuous glucose monitor or receiver in diabetes care.

E2103 codes the CGM device; A4239 codes the supply allowance for CGM sensors and accessories used monthly.

Yes, Medicare covers E2103 if the CGM meets CMS requirements and is listed on the PDAC Product Classification List.

The supply allowance for therapeutic continuous glucose monitors (CGMs), which included all supplies and accessories with one month equal to one unit of service, was deleted effective January 1, 2023.