H75.0Header code — not billable

Mastoiditis in infectious and parasitic diseases classified elsewhere

Short description: Mastoiditis in infec/parastc diseases classified elsewhere

Chapter
8. Diseases of the ear and mastoid process
Category
H75
Effective date
October 1, 2026

Related codes in category H75

Frequently asked questions

What is ICD-10 code H75.0?

H75.0 is an ICD-10-CM diagnosis code for Mastoiditis in infectious and parasitic diseases classified elsewhere.

Is H75.0 a billable code?

No. H75.0 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 H75.0 in?

H75.0 falls under Chapter 8: Diseases of the ear and mastoid process.

When did H75.0 become effective?

H75.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to H75.0?

H75.0 belongs to category H75, which includes 10 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.