T70.0XXA – Otitic barotrauma, initial encounter

ICD-10-CM 2027 diagnosis code · Other and unspecified effects of external causes

Billable code

ICD-10-CM code T70.0XXA
Code
T70.0XXA (claims format: T700XXA)
Description
Otitic barotrauma, initial encounter
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block
T66-T78 Other and unspecified effects of external causes
Parent codes
T70 › T70.0

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

T70 – Effects of air pressure and water pressure

7th character note:
  • The appropriate 7th character is to be added to each code from category T70

T70.0 – Otitic barotrauma

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

Block T66-T78

Code also:
  • , if applicable, place of occurrence, such as:
  • highway rest stop (Y92.523)
  • school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
  • service areas as the place of occurrence of the external cause (Y92.52-)
  • single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
  • transport vehicle as the place of occurrence of the external cause (Y92.81-)

Related codes in T70.0

Frequently asked questions

What is ICD-10 code T70.0XXA?

T70.0XXA is the ICD-10-CM code for otitic barotrauma, initial encounter, in the block T66-T78 (Other and unspecified effects of external causes).

Is T70.0XXA a billable code?

Yes. T70.0XXA is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does T70.0XXA belong to?

It belongs to category T70 – Effects of air pressure and water pressure.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.