ICD-10/C02

C02 ICD 2026 Code: Malignant neoplasm of other and unspecified parts of tongue

C02 is the authoritative medical code for Malignant neoplasm of other and unspecified parts of tongue. This classification is used in medical billing and clinical recording to specify the clinical criteria for malignant neoplasm of other and unspecified parts of tongue (ICD-10-CM C02), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Malignant neoplasm of other and unspecified parts of tongue is a non-billable ICD-10-CM category code C02. A more specific billable subcode must be selected for claims submission. Use additional code: code to identify:; alcohol abuse and dependence F10.-; history of tobacco dependence Z87.891; tobacco dependence F17.-; tobacco use Z72.0.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for C02 in the official ICD-10-CM tabular list.

Use Additional Code

Supplementary codes the tabular list directs you to add.

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

Frequently Asked Questions (FAQ) & Clinical Guidance

Can C02 be billed directly?

No. C02 (Malignant neoplasm of other and unspecified parts of tongue) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Is an additional code needed with C02?

Use additional code(s) to specify: code to identify:; alcohol abuse and dependence (F10.-); history of tobacco dependence (Z87.891); tobacco dependence (F17.-).

Codes in This Family (7)

Official ICD-10-CM classifications in the same code family as C02, with their registry titles.

  • 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

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code C00 Malignant neoplasm of lip
ICD Code C01 Malignant neoplasm of base of tongue
ICD Code C03 Malignant neoplasm of gum
ICD Code C04 Malignant neoplasm of floor of mouth
ICD Code C05 Malignant neoplasm of palate
ICD Code C06 Malignant neoplasm of other and unspecified parts of mouth
ICD Code C07 Malignant neoplasm of parotid gland
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