U.S. ICD-10-CM · FY 2027

C14 ICD-10-CM Code: Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

C14

Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where C14 sits

  1. 1

    Chapter 2

    Neoplasms (C00-D49)

  2. 2

    Section

    Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)

  3. 3

    Category C14

    Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx

  4. 4

    Code C14

    Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx

More specific choices

Codes under C14

C14 is a non-billable category. Choose the child code that best matches the documented diagnosis.

C14.0

Malignant neoplasm of pharynx, unspecified

C14.2

Malignant neoplasm of Waldeyer's ring

C14.8

Malignant neoplasm of overlapping sites of lip, oral cavity and pharynx

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for C14.

Code first

No “code first” instruction is listed for C14.

Use additional code

  • code to identify:
  • alcohol abuse and dependence (F10.-)
  • exposure to environmental tobacco smoke (Z77.22)
  • exposure to tobacco smoke in the perinatal period (P96.81)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Excludes1

Conditions that should not be reported together with this code.

  • malignant neoplasm of oral cavity NOS (C06.9)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for C14.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code C14 mean?

C14 is the FY 2027 U.S. ICD-10-CM code for “Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx.”

Is C14 a billable or specific ICD-10-CM code?

No. C14 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is C14 located in ICD-10-CM?

C14 is listed in Chapter 2, Neoplasms (C00-D49), within Malignant neoplasms of lip, oral cavity and pharynx (C00-C14) (C00–C14), under category C14, Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx.

What coding notes are listed for C14?

No inclusion terms are listed for C14 in this reference record. No code-first instruction is listed. Additional-code instructions: code to identify:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0). Excludes1 notes: malignant neoplasm of oral cavity NOS (C06.9). No Excludes2 note is listed.

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