C30.1Billable

Malignant neoplasm of middle ear

Chapter
2. Neoplasms
Category
C30
Effective date
October 1, 2026

Related codes in category C30

C30Malignant neoplasm of nasal cavity and middle earC30.0Malignant neoplasm of nasal cavityYes

Frequently asked questions

What is ICD-10 code C30.1?

C30.1 is an ICD-10-CM diagnosis code for Malignant neoplasm of middle ear.

Is C30.1 a billable code?

Yes. C30.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is C30.1 in?

C30.1 falls under Chapter 2: Neoplasms.

When did C30.1 become effective?

C30.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to C30.1?

C30.1 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.