C44.521
BillableSquamous cell carcinoma of skin of breast
Squamous cell carcinoma of skin of breast
Coding Notes
Includes
Conditions included under this code
- malignant neoplasm of sebaceous glands
- malignant neoplasm of sweat glands
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Related Codes(2)
Also Known As / Clinical Terms(15)
SNOMED CT
- Primary malignant neoplasm of skin of breast94012007
- Primary malignant neoplasm of skin of left breast15950221000119108
- Primary malignant neoplasm of skin of right breast15950061000119105
- Primary squamous cell carcinoma of chest wall91151000119103
- Primary squamous cell carcinoma of skin of chest16899901000119104
- Primary squamous cell carcinoma of skin of left breast15949941000119101
- Primary squamous cell carcinoma of skin of right breast15950021000119100
Clinical Terms
- Primary squamous cell carcinoma of skin of chest
- Primary squamous cell carcinoma of skin of right breast
- Primary malignant neoplasm of skin of right breast
- Primary malignant neoplasm of skin of left breast
- Primary squamous cell carcinoma of chest wall
- Primary malignant neoplasm of skin of breast
- Primary squamous cell carcinoma of skin of left breast
Frequently Asked Questions
What is the ICD-10 code for squamous cell carcinoma of skin of breast?
The ICD-10-CM code for squamous cell carcinoma of skin of breast is C44.521. The full clinical description is "Squamous cell carcinoma of skin of breast". C44.521 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C44.521 mean?
ICD-10-CM code C44.521 represents “Squamous cell carcinoma of skin of breast”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C44.521 a billable code?
Yes, C44.521 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C44.521 in?
C44.521 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C44.521?
C44.521 has Excludes1 notes indicating codes that cannot be used together with it, including: Kaposi's sarcoma of skin (C46.0); malignant melanoma of skin (C43.-); malignant neoplasm of skin of genital organs (C51-C52, C60.-, C63.2); and 3 more.
What SNOMED CT codes does C44.521 map to?
C44.521 maps to 7 SNOMED CT concepts: 94012007, 15950221000119108, 15950061000119105, 91151000119103, 16899901000119104, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C44.521?
C44.521 is linked to 1 UMLS Concept Unique Identifier: C3263782. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C44.521 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like squamous cell carcinoma of skin of breast affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of C44.521?
There is no direct ICD-11 mapping available for C44.521 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.