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C21.0-C21.8

Malignant neoplasm of anus and anal canal

This page shows all ICD-10-CM codes in the range from C21.0 to C21.8 in Chapter 2: Neoplasms.

Codes are organized hierarchically by chapter and three-character category codes (e.g., C21). Each category can be expanded to show more specific subcategory and subclassification codes. Click on the code buttons to expand and see child codes.

Parent Code

All codes in this range are subcategories of:

C21Malignant neoplasm of anus and anal canal

Codes in this Range (4+)

Chapter 2: Neoplasms

Range: C00-D49

C21Malignant neoplasm of anus and anal canal
C21.0Malignant neoplasm of anus, unspecified
Billable
C21.1Malignant neoplasm of anal canal
Billable
C21.2Malignant neoplasm of cloacogenic zone
Billable
C21.8Malignant neoplasm of overlapping sites of rectum, anus and anal canal
Billable
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