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Code
Description

ICD-10-CM Code C44
Other and unspecified malignant neoplasm of skin

NON-BILLABLE
Non-Billable Code
Non-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.
| ICD-10 from 2011 - 2016

ICD Code C44 is a non-billable code. To code a diagnosis of this type, you must use one of the ten child codes of C44 that describes the diagnosis 'other and unspecified malignant neoplasm of skin' in more detail.


The ICD code C44 is used to code Merkel-cell carcinoma

Merkel-cell carcinoma is a rare and highly aggressive skin cancer, which, in most cases, is caused by the Merkel cell polyomavirus (MCV) discovered by scientists at the University of Pittsburgh in 2008. It is also known as cutaneous APUDoma, primary neuroendocrine carcinoma of the skin, primary small cell carcinoma of the skin, and trabecular carcinoma of the skin.

Specialty: Oncology
MeSH Codes: D015266, D015266, D015266, D015266, D015266, D015266
ICD 9 Codes: 209.31, 209.32, 209.33, 209.34, 209.35, 209.36

Micrograph of a Merkel-cell carcinoma. H&E stain.

Coding Notes for C44 Info for medical coders on how to properly use this ICD-10 code

Code Includes Notes:
Includes
Includes notes further define, or give examples of, conditions included in the section.
Malignant neoplasm of sebaceous glands
Malignant neoplasm of sweat glands
Code Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
Kaposi's sarcoma of skin - instead, use code C46.0
Malignant melanoma of skin - instead, use code C43.-
Malignant neoplasm of skin of genital organs - instead, use Section C51-C52, C60.-, C63.2)
Merkel cell carcinoma - instead, use code C4A.-

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/C44