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ICD-10-CM Code for Merkel cell carcinoma of eyelid, including canthus C4A.1

ICD-10 code C4A.1 for Merkel cell carcinoma of eyelid, including canthus is a medical classification as listed by WHO under the range - Malignant neoplasms .

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Official Long Descriptor

Merkel cell carcinoma of eyelid, including canthus
 
C4A.1 Merkel cell carcinoma of eyelid, including canthus
Child Code
Merkel cell carcinoma of unspecified eyelid, including canthus
Child Code
Merkel cell carcinoma of right eyelid, including canthus
Child Code
Merkel cell carcinoma of left eyelid, including canthus

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Get crucial instructions for accurate ICD-10-CM C4A.1 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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Surgical pathology-Coding
You are correct - per Paget's, if it's a skin biopsy, it has to be a 305 no matter the size or number of cassettes (I have included the Paget's rule below). I hope this helps!! Popular urban legend ... [ Read More ]
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