H70.003
✓ Billable
Acute mastoiditis without complications, bilateral
ICD-10-CM · FY2026 · Diseases of the Ear and Mastoid Process
Code
H70.003
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Ear and Mastoid Process
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code H70.003?
ICD-10-CM code H70.003 represents Acute mastoiditis without complications, bilateral. It is a billable diagnosis code in the Diseases of the Ear and Mastoid Process chapter, effective October 1, 2025 – September 30, 2026.
Is H70.003 billable?
Yes. H70.003 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H70.003 in?
H70.003 belongs to the Diseases of the Ear and Mastoid Process chapter (H60–H95) of ICD-10-CM.
Related codes in the H70 category
H70
Mastoiditis and related conditions
Non-billable
H70.0
Acute mastoiditis
Non-billable
H70.1
Chronic mastoiditis
Non-billable
H70.2
Petrositis
Non-billable
H70.8
Other mastoiditis and related conditions
Non-billable
H70.9
Unspecified mastoiditis
Non-billable
H70.00
Acute mastoiditis without complications
Non-billable
H70.01
Subperiosteal abscess of mastoid
Non-billable
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