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C4A.21 – Merkel cell carcinoma of right ear and external auricular canal

Merkel cell carcinoma of right ear and external auricular canal

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C4A.21 – Merkel cell carcinoma of right ear and external auric canal
Andrew Saurin

Medicare CPT / Coverage Preview

Medicare CPT / Coverage Preview
ICD-10: C4A.21
Raw ICD: C4A21
Context: C4A.21 – Merkel cell carcinoma of right ear and external auricular canal
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Title

C4A.21 – Merkel cell carcinoma of right ear and external auricular canal

Description

Merkel cell carcinoma of right ear and external auricular canal

Category

Neoplasms

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C4A.21 – Merkel cell carcinoma of right ear and external auric canal

ICD-10-CM Code

C4A.21

Raw ICD Code

C4A21

Code Range

C00-D49

Billable / Valid

Valid/Billable

CDC Order Number

01585

Source Year

FY2026

Effective Date

October 1, 2025

Import Batch

icd10cm-fy2026-batch01-of30