C30Header code — not billable
Malignant neoplasm of nasal cavity and middle ear
- Chapter
- 2. Neoplasms
- Category
- C30
- Effective date
- October 1, 2026
Related codes in category C30
Frequently asked questions
What is ICD-10 code C30?
C30 is an ICD-10-CM diagnosis code for Malignant neoplasm of nasal cavity and middle ear.
Is C30 a billable code?
No. C30 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is C30 in?
C30 falls under Chapter 2: Neoplasms.
When did C30 become effective?
C30 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to C30?
C30 belongs to category C30, which includes 2 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.