G9109

HCPCS

Onc dx head/neck t1-t2no prg

Official HCPCS Level II long descriptor

Oncology; disease status; head and neck cancer, limited to cancers of oral cavity, pharynx and larynx with squamous cell as predominant cell type; extent of disease initially established as t1-t2 and n0, m0 (prior to neo-adjuvant therapy, if any) with no evidence of disease progression, recurrence, or metastases (for use in a medicare-approved demonstration project)

HCPCS Level II code G9109 is maintained by CMS and is active in the current quarterly release.

Short descriptor

Onc dx head/neck t1-t2no prg

Added to HCPCS: 2006-01-01

Nearby codes in G9

Where this code sits

HCPCS Level II G9 codes

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Source

HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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