ICD-10/C30

C30 ICD 2026 Code: Malignant neoplasm of nasal cavity and middle ear

C30 is the authoritative medical code for Malignant neoplasm of nasal cavity and middle ear. This classification is used in medical billing and clinical recording to specify the clinical criteria for malignant neoplasm of nasal cavity and middle ear (ICD-10-CM C30), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Malignant neoplasm of nasal cavity and middle ear is a non-billable ICD-10-CM category code C30. A more specific billable subcode must be selected for claims submission. Includes: malignant neoplasm of middle ear. Excludes1 (not coded here): mesothelioma C45.-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for C30 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • malignant neoplasm of middle ear

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • mesothelioma C45.-

Frequently Asked Questions (FAQ) & Clinical Guidance

Can C30 be billed directly?

No. C30 (Malignant neoplasm of nasal cavity and middle ear) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

What can't be coded together with C30?

Per Excludes1 instructions, C30 must not be reported with: mesothelioma (C45.-).

Codes in This Family (2)

Official ICD-10-CM classifications in the same code family as C30, with their registry titles.

  • C30.0 — Malignant neoplasm of nasal cavity
  • C30.1 — Malignant neoplasm of middle ear

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code C25 Malignant neoplasm of pancreas
ICD Code C26 Malignant neoplasm of other and ill-defined digestive organs
ICD Code C31 Malignant neoplasm of accessory sinuses
ICD Code C32 Malignant neoplasm of larynx
ICD Code C33 Malignant neoplasm of trachea
ICD Code C34 Malignant neoplasm of bronchus and lung
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