C44.299

C44.299: Other specified malignant neoplasm of skin of left ear and external auricular canal

Billable / specific codeICD-10-CMleft

C44.299 is a billable, specific ICD-10-CM code for other specified malignant neoplasm of skin of left ear and external auricular canal. It is valid for submission on a claim.

Check C44.299 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above C44.299

A category’s note binds every code beneath it.

Written on C44.2: Other and unspecified malignant neoplasm of skin of ear and external auricular canal

connective tissue of ear (C49.0)

Written on C44: Other and unspecified malignant neoplasm of skin

Kaposi's sarcoma of skin (C46.0)
malignant melanoma of skin (C43.-)
malignant neoplasm of skin of genital organs (C51-C52, C60.-, C63.2)
Merkel cell carcinoma (C4A.-)

Other codes that can never be billed with C44.299

Their own Excludes1 notes name this code, so the conflict is not listed above.

C76Malignant neoplasm of other and ill-defined sites

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

C44.299 is named in 62 Medicare coverage policies: 62 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

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Code history

Unchanged in every release from FY2024 to FY2027.