T28.40XD — Burn of unspecified internal organ, subsequent encounter
Is T28.40XD billable?
Yes, but T28.40XD is an unspecified code. T28.40XD is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, T28.40XD is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting T28.40XD — the more specific alternatives are listed below.
More specific alternatives
- T28.0XXDBurn of mouth and pharynx, subsequent encounter
- T28.1XXDBurn of esophagus, subsequent encounter
- T28.2XXDBurn of other parts of alimentary tract, subsequent encounter
- T28.3XXDBurn of internal genitourinary organs, subsequent encounter
- T28.5XXDCorrosion of mouth and pharynx, subsequent encounter
- T28.6XXDCorrosion of esophagus, subsequent encounter
- T28.7XXDCorrosion of other parts of alimentary tract, subsequent encounter
- T28.8XXDCorrosion of internal genitourinary organs, subsequent encounter
T28.40XD at a glance
| Code | T28.40XD |
|---|---|
| Description | Burn of unspecified internal organ, subsequent encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "D" | subsequent encounter |
What does the 7th character "D" mean in T28.40XD?
In T28.40XD, the 7th character D means subsequent encounter. The 7th character is required for T28.40XD to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T28.40XD group to?
T28.40XD sits in MDC 23 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 949Aftercare with CC/MCCmedical
- 950Aftercare without CC/MCCmedical
How is T28.40XD listed in the Alphabetic Index?
The Alphabetic Index lists these routes under T28.40, the nearest indexed parent of T28.40XD. Use them to find the family, then select the specific code.
- Burn › internal organ (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
Use additional code — inherited from Chapter 19
Report an additional code alongside T28.40XD to fully describe the condition. T28.40XD is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T28
Report an additional code alongside T28.40XD to fully describe the condition. T28.40XD is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T28.40XD, but a patient may have both at the same time. When documentation supports it, T28.40XD and the excluded code may both be reported.
How long has T28.40XD existed?
T28.40XD 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.