ICD-10/C79.83

C79.83 ICD 2026 Code: Secondary malignant neoplasm of oral cavity

C79.83 is the authoritative medical code for Secondary malignant neoplasm of oral cavity. This classification is used in medical billing and clinical recording to specify the clinical criteria for secondary malignant neoplasm of oral cavity (ICD-10-CM C79.83), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

No additional overview provided for this record.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to C79.83 in its code family, with their registry titles.

  • C79 — Secondary malignant neoplasm of other and unspecified sites
  • C79.0 — Secondary malignant neoplasm of kidney and renal pelvis
  • C79.00 — Secondary malignant neoplasm of unspecified kidney and renal pelvis
  • C79.01 — Secondary malignant neoplasm of right kidney and renal pelvis
  • C79.02 — Secondary malignant neoplasm of left kidney and renal pelvis
  • C79.1 — Secondary malignant neoplasm of bladder and other and unspecified urinary organs
  • C79.10 — Secondary malignant neoplasm of unspecified urinary organs
  • C79.11 — Secondary malignant neoplasm of bladder
  • C79.19 — Secondary malignant neoplasm of other urinary organs
  • C79.2 — Secondary malignant neoplasm of skin

View all 33 codes in the C79 family

Neoplasm Table Sites (12)

Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.

  • Neoplasm, neoplastic, abdomen, abdominal — Malignant, Secondary
  • Neoplasm, neoplastic, abdomen, abdominal, cavity — Malignant, Secondary
  • Neoplasm, neoplastic, abdomen, abdominal, organ — Malignant, Secondary
  • Neoplasm, neoplastic, abdomen, abdominal, viscera — Malignant, Secondary
  • Neoplasm, neoplastic, abdomen, abdominal, wall, connective tissue — Malignant, Secondary
  • Neoplasm, neoplastic, abdominopelvic — Malignant, Secondary
  • Neoplasm, neoplastic, alveolar, ridge or process, carcinoma — Malignant, Secondary
  • Neoplasm, neoplastic, alveolar, ridge or process, carcinoma, lower — Malignant, Secondary
  • Neoplasm, neoplastic, alveolar, ridge or process, carcinoma, upper — Malignant, Secondary
  • Neoplasm, neoplastic, oral (cavity) — Malignant, Secondary
  • Neoplasm, neoplastic, oral (cavity), ill-defined — Malignant, Secondary
  • Neoplasm, neoplastic, oral (cavity), mucosa — Malignant, Secondary