C30.1

Billable

Malignant neoplasm of middle ear

C30.1 is the ICD-10-CM code for Malignant neoplasm of middle ear. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
C00-D49
Parent
C30
Edition
FY2026

C00-D49 Neoplasms

What this means — in plain language

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Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • 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

Excludes1 — not coded here

  • malignant neoplasm of auricular canal (external) (C43.2-,C44.2-)
  • malignant neoplasm of bone of ear (meatus) (C41.0)
  • malignant neoplasm of cartilage of ear (C49.0)
  • malignant melanoma of skin of (external) ear (C43.2-)
  • other and unspecified malignant neoplasm of skin of (external) ear (C44.2-)

Frequently asked questions

What is ICD-10 code C30.1?
C30.1 is the ICD-10-CM code for "Malignant neoplasm of middle ear". It falls under C00-D49 Neoplasms.
Is C30.1 a billable code?
Yes — C30.1 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from C30.1?
Excludes1 (not coded here): malignant neoplasm of auricular canal (external) (C43.2-,C44.2-); malignant neoplasm of bone of ear (meatus) (C41.0); malignant neoplasm of cartilage of ear (C49.0); malignant melanoma of skin of (external) ear (C43.2-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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