H70.92 – Unspecified mastoiditis, left ear

ICD-10-CM 2027 diagnosis code · Diseases of middle ear and mastoid

Billable code

ICD-10-CM code H70.92
Code
H70.92 (claims format: H7092)
Description
Unspecified mastoiditis, left ear
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
8. Diseases of the ear and mastoid process (H60-H95)
Block
H65-H75 Diseases of middle ear and mastoid
Parent codes
H70 › H70.9

Related codes in H70.9

Frequently asked questions

What is ICD-10 code H70.92?

H70.92 is the ICD-10-CM code for unspecified mastoiditis, left ear, in the block H65-H75 (Diseases of middle ear and mastoid).

Is H70.92 a billable code?

Yes. H70.92 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does H70.92 belong to?

It belongs to category H70 – Mastoiditis and related conditions.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.