T23.701D — Corrosion of third degree of right hand, unspecified site, subsequent encounter
Is T23.701D billable?
Yes, but T23.701D is an unspecified code. T23.701D is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, T23.701D 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 T23.701D — the more specific alternatives are listed below.
More specific alternatives
- T23.711DCorrosion of third degree of right thumb (nail), subsequent encounter
- T23.721DCorrosion of third degree of single right finger (nail) except thumb, subsequent encounter
- T23.731DCorrosion of third degree of multiple right fingers (nail), not including thumb, subsequent encounter
- T23.741DCorrosion of third degree of multiple right fingers (nail), including thumb, subsequent encounter
- T23.751DCorrosion of third degree of right palm, subsequent encounter
- T23.761DCorrosion of third degree of back of right hand, subsequent encounter
- T23.771DCorrosion of third degree of right wrist, subsequent encounter
- T23.791DCorrosion of third degree of multiple sites of right wrist and hand, subsequent encounter
T23.701D at a glance
| Code | T23.701D |
|---|---|
| Description | Corrosion of third degree of right hand, unspecified site, 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 T23.701D?
In T23.701D, the 7th character D means subsequent encounter. The 7th character is required for T23.701D to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T23.701D group to?
T23.701D 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 T23.701D listed in the Alphabetic Index?
The Alphabetic Index lists these routes under T23.701, the nearest indexed parent of T23.701D. Use them to find the family, then select the specific code.
- Corrosion › hand › right › third degree (injury) (acid) (caustic) (chemical) (lime) (external) (internal)
Code first — inherited from T23.7
The underlying condition below must be sequenced before T23.701D. T23.701D 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 T23.701D to fully describe the condition. T23.701D is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T20-T25
Report an additional code alongside T23.701D to fully describe the condition. T23.701D is sequenced first.
Use additional code — inherited from T23.7
Report an additional code alongside T23.701D to fully describe the condition. T23.701D is sequenced first.
- external cause code to identify place (Y92)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T23.701D, but a patient may have both at the same time. When documentation supports it, T23.701D and the excluded code may both be reported.
How long has T23.701D existed?
T23.701D 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.