G0309 – Removal of implantable interstitial glucose sensor with creation of subcutaneous pocket at different anatomic site and insertion of new 180 day implantable sensor, including system activation

HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)

Discontinued December 31, 2022 Carrier judgment

HCPCS codeG0309
Long description
Removal of implantable interstitial glucose sensor with creation of subcutaneous pocket at different anatomic site and insertion of new 180 day implantable sensor, including system activation
Short description
Rem/inser glu sensor dif sit
Pricing indicator
13 Priced by the Medicare contractor (carrier)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
T2D Other tests - other
Added
July 1, 2022
Last change
January 1, 2023 – No change
Termination date
December 31, 2022

Frequently asked questions

What is HCPCS code G0309?

G0309 is a HCPCS Level II code for removal of implantable interstitial glucose sensor with creation of subcutaneous pocket at different anatomic site and insertion of new 180 day implantable sensor, including system activation. It was discontinued on December 31, 2022.

Does Medicare cover G0309?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby G codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.