C44.21
Non-billableBasal cell carcinoma skin/ ear and external auricular canal
Basal cell carcinoma of skin of ear and external auricular canal
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- malignant neoplasm of sebaceous glands
- malignant neoplasm of sweat glands
Child Codes (3)
Also Known As / Clinical Terms
Frequently Asked Questions
What is the ICD-10 code for basal cell carcinoma skin/ ear and external auricular canal?
The ICD-10-CM code for basal cell carcinoma skin/ ear and external auricular canal is C44.21. The full clinical description is "Basal cell carcinoma of skin of ear and external auricular canal". C44.21 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C44.21 mean?
ICD-10-CM code C44.21 represents "Basal cell carcinoma of skin of ear and external auricular canal". It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C44.21 a billable code?
No, C44.21 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under C44.21.
What chapter is C44.21 in?
C44.21 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C44.21?
C44.21 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 2 more.
What are the subcategories under C44.21?
C44.21 has 3 child codes, including: C44.211 (Basal cell carcinoma skin/ unsp ear and external auric canal), C44.212 (Basal cell carcinoma skin/ r ear and external auric canal), C44.219 (Basal cell carcinoma skin/ left ear and external auric canal).
What are the UMLS CUIs for C44.21?
C44.21 is linked to 1 UMLS Concept Unique Identifier: C3263746. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.