ICD-10-CM 2027
ICD-10 code for eustachian tube obstruction
From the official ICD-10-CM alphabetic index entry “Obstruction, obstructed, obstructive › eustachian tube (complete) (partial)”. Page updated September 29, 2026.
About coding eustachian tube obstruction
The ICD-10-CM code for eustachian tube obstruction is H68.10 (Unspecified obstruction of Eustachian tube). The official index lists 3 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on H68.10.
Within H68.1, choose H68.10 (Unspecified obstruction of Eustachian tube) only when documentation doesn't support a more specific option: osseous obstruction of Eustachian tube (H68.11), intrinsic cartilagenous obstruction of Eustachian tube (H68.12) and extrinsic cartilagenous obstruction of Eustachian tube (H68.13).
To report this condition, pick the subcode that matches the documentation: H68.101 (right ear), H68.102 (left ear), H68.103 (bilateral) and H68.109 (unspecified ear).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
More specific eustachian tube obstruction codes (official index)
Common questions about eustachian tube obstruction ICD-10 codes
What is the ICD-10 code for eustachian tube obstruction?
- H68.10 — Unspecified obstruction of Eustachian tube (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: H68.13, H68.12, H68.11.
What is the ICD-10 code for cartilagenous eustachian tube obstruction?
- H68.13 — Extrinsic cartilagenous obstruction of Eustachian tube (header code; choose a more specific subcode).
What is the ICD-10 code for osseous eustachian tube obstruction?
- H68.11 — Osseous obstruction of Eustachian tube (header code; choose a more specific subcode).
Is H68.10 billable?
- No. H68.10 is a header code. Report one of its more specific subcodes instead.