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C12 Malignant neoplasm of pyriform sinus
CategoryCODABLE
C12
Malignant neoplasm of pyriform sinus
EXAMPLES
Malignant neoplasm of pyriform fossa
CODING RULE
Use additional code: code to identify:
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)
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)
- Chapter
- II · Neoplasms
- Section
- C00-C14
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.