G9109
HCPCSOnc 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
- G9101Onc dx gastric p r1-r2noprog
- G9102Onc dx gastric unresectable
- G9103Onc dx gastric recurrent
- G9104Onc dx gastric unknown nos
- G9105Onc dx pancreatc p r0 res no
- G9106Onc dx pancreatc p r1/r2 no
- G9107Onc dx pancreatic unresectab
- G9108Onc dx pancreatic unknwn nos
- G9110Onc dx head/neck t3-4 noprog
- G9111Onc dx head/neck m1 mets rec
- G9112Onc dx head/neck ext unknown
- G9113Onc dx ovarian stg1a-b no pr
- G9114Onc dx ovarian stg1a-b or 2
- G9115Onc dx ovarian stg3/4 noprog
- G9116Onc dx ovarian recurrence
- G9117Onc dx ovarian unknown nos
Where this code sits
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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.