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C14.8

C14.8Malignant neoplasm of overlapping sites of lip, oral cavity and pharynx

Billable / specific codeICD-10-CM

C14.8 is a billable, specific ICD-10-CM code for malignant neoplasm of overlapping sites of lip, oral cavity and pharynx. It is valid for submission on a claim.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • 'book leaf' neoplasm [ventral surface of tongue and floor of mouth] (C06.89)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Primary malignant neoplasm of two or more contiguous sites of lip, oral cavity and pharynx

Risk adjustment

C14.8 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 21 Lymphoma and Other Cancers0.671 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

C14.8 is named in 57 Medicare coverage policies 57 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
  • A52479Oral Anticancer Drugs - Policy Article
  • A52479Oral Anticancer Drugs - Policy Article
  • A52479Oral Anticancer Drugs - Policy Article

Related codes at this level

Codes that share C14. If C14.8 is not quite right, the correct code is usually one of these.

Questions about C14.8

Is C14.8 a billable ICD-10-CM code?
Yes. C14.8 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C14.8 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of lip, oral cavity and pharynx (C00-C14).
What cannot be coded together with C14.8?
C14.8 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.