H74.0 Tympanosclerosis

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Tympanosclerosis is H74.0 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
H65-H75: Diseases of middle ear and mastoid (H65-H75)
Category H74
48 codes (36 billable)
FY2026 Status
Stable since FY2024

Official Coding Guidelines

Chapter 8 reserved for future guideline expansion

8. Chapter 8: Diseases of the Ear and Mastoid Process (H60-H95) Reserved for future guideline expansion

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.8

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

H74 Other disorders of middle ear mastoid

More Specific Codes

H74.01 Tympanosclerosis, right ear H74.02 Tympanosclerosis, left ear H74.03 Tympanosclerosis, bilateral H74.09 Tympanosclerosis, unspecified ear

Related Codes in H74

H74 Other disorders of middle ear mastoid H74.01 Tympanosclerosis, right ear H74.02 Tympanosclerosis, left ear H74.03 Tympanosclerosis, bilateral H74.09 Tympanosclerosis, unspecified ear H74.1 Adhesive middle ear disease H74.11 Adhesive right middle ear disease H74.12 Adhesive left middle ear disease H74.13 Adhesive middle ear disease, bilateral H74.19 Adhesive middle ear disease, unspecified ear H74.2 Discontinuity and dislocation of ear ossicles H74.20 Discontinuity and dislocation of ear ossicles, unspecified ear H74.21 Discontinuity and dislocation of right ear ossicles H74.22 Discontinuity and dislocation of left ear ossicles H74.23 Discontinuity and dislocation of ear ossicles, bilateral H74.3 Other acquired abnormalities of ear ossicles H74.31 Ankylosis of ear ossicles H74.311 Ankylosis of ear ossicles, right ear H74.312 Ankylosis of ear ossicles, left ear H74.313 Ankylosis of ear ossicles, bilateral
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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