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ICD-10-CM Current in FY 2027

C43.51

Malignant melanoma of anal skin

Release
FY 2027
Effective

Hierarchy

Where C43.51 sits in the official hierarchy. Each level is the code it is classified under.

  1. C43 Malignant melanoma of skin
  2. C43.5 Parent Malignant melanoma of trunk
  3. C43.51 This code Malignant melanoma of anal skin

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Inclusion Terms

Malignant melanoma of anal margin

Inclusion Terms

Malignant melanoma of perianal skin

Excludes1

melanoma in situ ( D03 .-)

Inherited from C43 — Malignant melanoma of skin

Excludes2

malignant neoplasm of anus NOS ( C21.0 )

Inherited from C43.5 — Malignant melanoma of trunk

Excludes2

malignant neoplasm of scrotum ( C63.2 )

Inherited from C43.5 — Malignant melanoma of trunk

Excludes2

malignant melanoma of skin of genital organs (C51-C52, C60 .-, C63 .-)

Inherited from C43 — Malignant melanoma of skin

Excludes2

Merkel cell carcinoma ( C4A .-)

Inherited from C43 — Malignant melanoma of skin

Excludes2

sites other than skin-code to malignant neoplasm of the site

Inherited from C43 — Malignant melanoma of skin

Version History

How C43.51 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Malignant melanoma of anal skin

  2. FY 2026 Effective

    Unchanged

    Malignant melanoma of anal skin

Other codes under C43.5

Codes whose official notes reference C43.51

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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