U.S. ICD-10-CM · FY 2027

C02 ICD-10-CM Code: Malignant neoplasm of other and unspecified parts of tongue

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

Code definition

Official description

C02

Malignant neoplasm of other and unspecified parts of tongue

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

Classification

Where C02 sits

  1. 1

    Chapter 2

    Neoplasms (C00-D49)

  2. 2

    Section

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

  3. 3

    Category C02

    Malignant neoplasm of other and unspecified parts of tongue

  4. 4

    Code C02

    Malignant neoplasm of other and unspecified parts of tongue

More specific choices

Codes under C02

C02 is a non-billable category. Choose the child code that best matches the documented diagnosis.

C02.0

Malignant neoplasm of dorsal surface of tongue

C02.1

Malignant neoplasm of border of tongue

C02.2

Malignant neoplasm of ventral surface of tongue

C02.3

Malignant neoplasm of anterior two-thirds of tongue, part unspecified

C02.4

Malignant neoplasm of lingual tonsil

C02.8

Malignant neoplasm of overlapping sites of tongue

C02.9

Malignant neoplasm of tongue, unspecified

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for C02.

Code first

No “code first” instruction is listed for C02.

Use additional code

  • code to identify:
  • alcohol abuse and dependence (F10.-)
  • history of tobacco dependence (Z87.891)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for C02.

Excludes2

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

No Excludes2 note is listed for C02.

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 C02 mean?

C02 is the FY 2027 U.S. ICD-10-CM code for “Malignant neoplasm of other and unspecified parts of tongue.”

Is C02 a billable or specific ICD-10-CM code?

No. C02 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 C02 located in ICD-10-CM?

C02 is listed in Chapter 2, Neoplasms (C00-D49), within Malignant neoplasms of lip, oral cavity and pharynx (C00-C14) (C00–C14), under category C02, Malignant neoplasm of other and unspecified parts of tongue.

What coding notes are listed for C02?

No inclusion terms are listed for C02 in this reference record. No code-first instruction is listed. Additional-code instructions: code to identify:; alcohol abuse and dependence (F10.-); history of tobacco dependence (Z87.891); tobacco dependence (F17.-); tobacco use (Z72.0). No Excludes1 note is listed. No Excludes2 note is listed.

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