H90.A3
⚠ Non-billable
Mixed conductive and sensorineural hearing loss, unilateral with restricted hearing on the contralateral side
ICD-10-CM · FY2026 · Diseases of the Ear and Mastoid Process
Code
H90.A3
System
ICD-10-CM
Billable
No — use specific code
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 H90.A3?
ICD-10-CM code H90.A3 represents Mixed conductive and sensorineural hearing loss, unilateral with restricted hearing on the contralateral side. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Ear and Mastoid Process chapter, effective October 1, 2025 – September 30, 2026.
Is H90.A3 billable?
No. H90.A3 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is H90.A3 in?
H90.A3 belongs to the Diseases of the Ear and Mastoid Process chapter (H60–H95) of ICD-10-CM.
Related codes in the H90 category
H90
Conductive and sensorineural hearing loss
Non-billable
H90.0
Conductive hearing loss, bilateral
Billable
H90.1
Conductive hearing loss, unilateral with unrestricted hearing on the contralateral side
Non-billable
H90.2
Conductive hearing loss, unspecified
Billable
H90.3
Sensorineural hearing loss, bilateral
Billable
H90.4
Sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side
Non-billable
H90.5
Unspecified sensorineural hearing loss
Billable
H90.6
Mixed conductive and sensorineural hearing loss, bilateral
Billable
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