T28.912 — Corrosions of left ear drum
Is T28.912 billable?
No — T28.912 is a non-billable header code. T28.912 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath T28.912.
T28.912 at a glance
| Code | T28.912 |
|---|---|
| Description | Corrosions of left ear drum |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is T28.912 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under T28.91, the nearest indexed parent of T28.912. Use them to find the family, then select the specific code.
- Corrosion › ear › drum (injury) (acid) (caustic) (chemical) (lime) (external) (internal)
Code first — inherited from T28.9
The underlying condition below must be sequenced before T28.912. T28.912 describes a manifestation and cannot be the principal or first-listed diagnosis.
- (T51-T65) to identify chemical and intent
Use additional code — inherited from Chapter 19
Report an additional code alongside T28.912 to fully describe the condition. T28.912 is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T28
Report an additional code alongside T28.912 to fully describe the condition. T28.912 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T28.912, but a patient may have both at the same time. When documentation supports it, T28.912 and the excluded code may both be reported.
What codes fall under T28.912? (3)
How long has T28.912 existed?
T28.912 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.