G codes: Procedures and professional services

Temporary codes for professional services and procedures, screening, care management and quality reporting.

Active HCPCS G codes

Each opens its own page with CMS’s full descriptor, Medicare indicators and dates.

Terminated HCPCS G codes

Codes CMS has ended, kept for looking up older claims. Each page gives its last date of service.

Show 735 terminated codes

Source and release

Data release
HCPCS Level II · October 2026
Effective date
Oct 1, 2026
Publisher
CMS

This list is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes, imported from CMS’s October 2026 HCPCS file and checked against it.

Frequently asked questions

What are HCPCS G codes?

HCPCS G codes cover temporary codes for professional services and procedures, screening, care management and quality reporting.

How many HCPCS G codes are there?

CMS’s October 2026 HCPCS file lists 1,276 active HCPCS G codes, and 735 more that it has terminated.

Are terminated HCPCS G codes listed?

Yes, after the active codes, each with its last date of service, for looking up older claims. A terminated code can’t be used for newer services.