C30.1

Applicable To

• Malignant neoplasm of antrum tympanicum

• Malignant neoplasm of auditory tube

• Malignant neoplasm of eustachian tube

• Malignant neoplasm of inner ear

• Malignant neoplasm of mastoid air cells

• Malignant neoplasm of tympanic cavity

Approximate Synonyms

• Cancer of the middle ear

• Primary malignant neoplasm of middle ear

• Primary squamous cell of middle ear

• Squamous cell carcinoma, middle ear

Clinical Information

• Malignant neoplasm originating in the middle ear.

Details

• C30.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM C30.1 became effective on October 1, 2022.

• This is the American ICD-10-CM version of C30.1 – other international versions of ICD-10 C30.1 may differ.