C30

Non-billable

Malignant neoplasm of nasal cavity and middle ear

C30 is the ICD-10-CM code for Malignant neoplasm of nasal cavity and middle ear. It is a non-billable category code — use a more specific child code such as C30.0 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Subcodes
2
Edition
FY2026

C00-D49 Neoplasms

What this means — in plain language

MedlinePlus · NIH

Your paranasal sinuses are small hollow spaces around the nose. They are lined with cells that make mucus, which keeps your nose from drying out. The nasal cavity is the passageway just behind your nose. Air passes through it on the way to your throat as you breathe. Cancer of the nasal cavity and paranasal sinuses is rare. You are at greater risk if you are: Male and over 40 years old Exposed to certain workplace…

Read more about Nasal Cancer at MedlinePlus ↗

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

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code C30?
C30 is the ICD-10-CM code for "Malignant neoplasm of nasal cavity and middle ear". It falls under C00-D49 Neoplasms.
Is C30 a billable code?
No — C30 is a non-billable header code. Use a more specific child code (such as C30.0) for billing.
What are the subcodes of C30?
C30 has 2 more specific child codes, including C30.0, C30.1.

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

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