ICD-10-CM code "C44.221": Squamous cell carcinoma of skin of unspecified ear and external auricular canal (2024)

Overview

ICD-10 CodeC44.221
DescriptionSquamous cell carcinoma of skin of unspecified ear and external auricular canal
Hierarchy
  1. Neoplasms (C00-D49)
  2. Melanoma and other malignant neoplasms of skin (C43-C44)
  3. Other and unspecified malignant neoplasm of skin (C44)
  4. Other and unspecified malignant neoplasm of skin of ear and external auricular canal (C44.2)
  5. Squamous cell carcinoma of skin of ear and external auricular canal (C44.22)
  6. Squamous cell carcinoma of skin of unspecified ear and external auricular canal (C44.221)
Billable statusICD-10-CM Billable code

Excludes

  1. Neoplasms (C00-D49)
  2. Melanoma and other malignant neoplasms of skin (C43-C44)
  3. Other and unspecified malignant neoplasm of skin (C44)

    Type 1Kaposi's sarcoma of skin (C46.0)

    Type 1malignant melanoma of skin (C43.-)

    Type 1malignant neoplasm of skin of genital organs (C51-C52, C60.-, C63.2)

    Type 1Merkel cell carcinoma (C4A.-)

  4. Other and unspecified malignant neoplasm of skin of ear and external auricular canal (C44.2)

    Type 1connective tissue of ear (C49.0)

  5. Squamous cell carcinoma of skin of ear and external auricular canal (C44.22)
  6. Squamous cell carcinoma of skin of unspecified ear and external auricular canal (C44.221)

Includes

  1. Neoplasms (C00-D49)
  2. Melanoma and other malignant neoplasms of skin (C43-C44)
  3. Other and unspecified malignant neoplasm of skin (C44)

    Includesmalignant neoplasm of sebaceous glands

    Includesmalignant neoplasm of sweat glands

  4. Other and unspecified malignant neoplasm of skin of ear and external auricular canal (C44.2)
  5. Squamous cell carcinoma of skin of ear and external auricular canal (C44.22)
  6. Squamous cell carcinoma of skin of unspecified ear and external auricular canal (C44.221)