T70.0 Otitic barotrauma

The ICD-10-CM code for Otitic barotrauma is T70.0 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

19: Injury, poisoning and certain other consequences of external causes (S00-T88)

Section

T66-T78: Other and unspecified effects of external causes (T66-T78)

Category T70

10 codes (8 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to T70.0:

• Barotitis
• Aerotitis
• Aero-otitis media
• Barotrauma › otitic
• Aviator's › ear
• Deafness (acquired) (complete) (hereditary) (partial) › aviation
• Effect, adverse › high altitude NEC › on › ears
• High › altitude effects › on › ears

Inclusion Terms

• Aero-otitis media
• Effects of change in ambient atmospheric pressure or water pressure on ears

Official Coding Guidelines

Sequence blood vessel/nerve injury first (fragment)

injury is to the blood vessels or nerves, that injury should be sequenced first.

Do not assign injury codes for iatrogenic injuries; code complication

3) Iatrogenic injuries Injury codes from Chapter 19 should not be assigned for injuries that occur during, or as a result of, a medical intervention. Assign the appropriate complication code(s).

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

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool