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Ch. 2: Neoplasms (C00-D49)
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Melanoma and other malignant neoplasms of skin (C43-C44)
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C4A Merkel cell carcinoma
› C4A.2
C4A.2
Merkel cell carcinoma of ear and external auricular canal
ICD-10-CM category (non-billable header) code — part of Melanoma and other malignant neoplasms of skin (C43-C44)
Code Details
Billable
No — use a more specific child code
Chapter
Chapter 2: Neoplasms (C00-D49)
Section
Melanoma and other malignant neoplasms of skin (C43-C44)
Parent code
C4A — Merkel cell carcinoma
Subcategories (3)
C4A.20
Merkel cell carcinoma of unsp ear and external auric canal
C4A.21
Merkel cell carcinoma of right ear and external auric canal
C4A.22
Merkel cell carcinoma of left ear and external auric canal
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