U.S. ICD-10-CM · FY 2027

D12 ICD-10-CM Code: Benign neoplasm of colon, rectum, anus and anal canal

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

Code definition

Official description

D12

Benign neoplasm of colon, rectum, anus and anal canal

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

Classification

Where D12 sits

  1. 1

    Chapter 2

    Neoplasms (C00-D49)

  2. 2

    Section

    Benign neoplasms, except benign neuroendocrine tumors (D10-D36)

  3. 3

    Category D12

    Benign neoplasm of colon, rectum, anus and anal canal

  4. 4

    Code D12

    Benign neoplasm of colon, rectum, anus and anal canal

More specific choices

Codes under D12

D12 is a non-billable category. Choose the child code that best matches the documented diagnosis.

D12.0

Benign neoplasm of cecum

D12.1

Benign neoplasm of appendix

D12.2

Benign neoplasm of ascending colon

D12.3

Benign neoplasm of transverse colon

D12.4

Benign neoplasm of descending colon

D12.5

Benign neoplasm of sigmoid colon

D12.6

Benign neoplasm of colon, unspecified

D12.7

Benign neoplasm of rectosigmoid junction

D12.8

Benign neoplasm of rectum

D12.9

Benign neoplasm of anus and anal canal

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for D12.

Code first

No “code first” instruction is listed for D12.

Use additional code

No “use additional code” instruction is listed for D12.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for D12.

Excludes2

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

  • benign carcinoid tumors of the large intestine and rectum (D3A.02-)
  • polyp of colon NOS (K63.5)

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 D12 mean?

D12 is the FY 2027 U.S. ICD-10-CM code for “Benign neoplasm of colon, rectum, anus and anal canal.”

Is D12 a billable or specific ICD-10-CM code?

No. D12 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 D12 located in ICD-10-CM?

D12 is listed in Chapter 2, Neoplasms (C00-D49), within Benign neoplasms, except benign neuroendocrine tumors (D10-D36) (D10–D36), under category D12, Benign neoplasm of colon, rectum, anus and anal canal.

What coding notes are listed for D12?

No inclusion terms are listed for D12 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: benign carcinoid tumors of the large intestine and rectum (D3A.02-); polyp of colon NOS (K63.5).

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