T23.7 — Corrosion of third degree of wrist and hand
Not billable
Is T23.7 billable?
No — T23.7 is a non-billable header code. T23.7 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 60 billable codes beneath T23.7.
Billable codes under this header
- T23.701ACorrosion of third degree of right hand, unspecified site, initial encounter
- T23.701DCorrosion of third degree of right hand, unspecified site, subsequent encounter
- T23.701SCorrosion of third degree of right hand, unspecified site, sequela
- T23.702ACorrosion of third degree of left hand, unspecified site, initial encounter
- T23.702DCorrosion of third degree of left hand, unspecified site, subsequent encounter
- T23.702SCorrosion of third degree of left hand, unspecified site, sequela
- T23.709ACorrosion of third degree of unspecified hand, unspecified site, initial encounter
- T23.709DCorrosion of third degree of unspecified hand, unspecified site, subsequent encounter
- T23.709SCorrosion of third degree of unspecified hand, unspecified site, sequela
- T23.711ACorrosion of third degree of right thumb (nail), initial encounter
- T23.711DCorrosion of third degree of right thumb (nail), subsequent encounter
- T23.711SCorrosion of third degree of right thumb (nail), sequela
- T23.712ACorrosion of third degree of left thumb (nail), initial encounter
- T23.712DCorrosion of third degree of left thumb (nail), subsequent encounter
- T23.712SCorrosion of third degree of left thumb (nail), sequela
- T23.719ACorrosion of third degree of unspecified thumb (nail), initial encounter
- T23.719DCorrosion of third degree of unspecified thumb (nail), subsequent encounter
- T23.719SCorrosion of third degree of unspecified thumb (nail), sequela
- T23.721ACorrosion of third degree of single right finger (nail) except thumb, initial encounter
- T23.721DCorrosion of third degree of single right finger (nail) except thumb, subsequent encounter
- T23.721SCorrosion of third degree of single right finger (nail) except thumb, sequela
- T23.722ACorrosion of third degree of single left finger (nail) except thumb, initial encounter
- T23.722DCorrosion of third degree of single left finger (nail) except thumb, subsequent encounter
- T23.722SCorrosion of third degree of single left finger (nail) except thumb, sequela
- T23.729ACorrosion of third degree of unspecified single finger (nail) except thumb, initial encounter
- T23.729DCorrosion of third degree of unspecified single finger (nail) except thumb, subsequent encounter
- T23.729SCorrosion of third degree of unspecified single finger (nail) except thumb, sequela
- T23.731ACorrosion of third degree of multiple right fingers (nail), not including thumb, initial encounter
- T23.731DCorrosion of third degree of multiple right fingers (nail), not including thumb, subsequent encounter
- T23.731SCorrosion of third degree of multiple right fingers (nail), not including thumb, sequela
- T23.732ACorrosion of third degree of multiple left fingers (nail), not including thumb, initial encounter
- T23.732DCorrosion of third degree of multiple left fingers (nail), not including thumb, subsequent encounter
- T23.732SCorrosion of third degree of multiple left fingers (nail), not including thumb, sequela
- T23.739ACorrosion of third degree of unspecified multiple fingers (nail), not including thumb, initial encounter
- T23.739DCorrosion of third degree of unspecified multiple fingers (nail), not including thumb, subsequent encounter
- T23.739SCorrosion of third degree of unspecified multiple fingers (nail), not including thumb, sequela
- T23.741ACorrosion of third degree of multiple right fingers (nail), including thumb, initial encounter
- T23.741DCorrosion of third degree of multiple right fingers (nail), including thumb, subsequent encounter
- T23.741SCorrosion of third degree of multiple right fingers (nail), including thumb, sequela
- T23.742ACorrosion of third degree of multiple left fingers (nail), including thumb, initial encounter
- T23.742DCorrosion of third degree of multiple left fingers (nail), including thumb, subsequent encounter
- T23.742SCorrosion of third degree of multiple left fingers (nail), including thumb, sequela
- T23.749ACorrosion of third degree of unspecified multiple fingers (nail), including thumb, initial encounter
- T23.749DCorrosion of third degree of unspecified multiple fingers (nail), including thumb, subsequent encounter
- T23.749SCorrosion of third degree of unspecified multiple fingers (nail), including thumb, sequela
- T23.751ACorrosion of third degree of right palm, initial encounter
- T23.751DCorrosion of third degree of right palm, subsequent encounter
- T23.751SCorrosion of third degree of right palm, sequela
- T23.752ACorrosion of third degree of left palm, initial encounter
- T23.752DCorrosion of third degree of left palm, subsequent encounter
- T23.752SCorrosion of third degree of left palm, sequela
- T23.759ACorrosion of third degree of unspecified palm, initial encounter
- T23.759DCorrosion of third degree of unspecified palm, subsequent encounter
- T23.759SCorrosion of third degree of unspecified palm, sequela
- T23.761ACorrosion of third degree of back of right hand, initial encounter
- T23.761DCorrosion of third degree of back of right hand, subsequent encounter
- T23.761SCorrosion of third degree of back of right hand, sequela
- T23.762ACorrosion of third degree of back of left hand, initial encounter
- T23.762DCorrosion of third degree of back of left hand, subsequent encounter
- T23.762SCorrosion of third degree of back of left hand, sequela
T23.7 at a glance
| Code | T23.7 |
|---|---|
| Description | Corrosion of third degree of wrist and hand |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Code first
The underlying condition below must be sequenced before T23.7. T23.7 describes a manifestation and cannot be the principal or first-listed diagnosis.
- (T51-T65) to identify chemical and intent
Use additional code
Report an additional code alongside T23.7 to fully describe the condition. T23.7 is sequenced first.
- external cause code to identify place (Y92)
Use additional code — inherited from Chapter 19
Report an additional code alongside T23.7 to fully describe the condition. T23.7 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 T23.7 to fully describe the condition. T23.7 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T23.7, but a patient may have both at the same time. When documentation supports it, T23.7 and the excluded code may both be reported.
What codes fall under T23.7? (9)
- T23.70Corrosion of third degree of hand, unspecified sitenot billable
- T23.71Corrosion of third degree of thumb (nail)not billable
- T23.72Corrosion of third degree of single finger (nail) except thumbnot billable
- T23.73Corrosion of third degree of multiple fingers (nail), not including thumbnot billable
- T23.74Corrosion of third degree of multiple fingers (nail), including thumbnot billable
- T23.75Corrosion of third degree of palmnot billable
- T23.76Corrosion of third degree of back of handnot billable
- T23.77Corrosion of third degree of wristnot billable
- T23.79Corrosion of third degree of multiple sites of wrist and handnot billable
How long has T23.7 existed?
T23.7 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.
What other codes are in the T23 family? (7)
- T23.0Burn of unspecified degree of wrist and handnot billable
- T23.1Burn of first degree of wrist and handnot billable
- T23.2Burn of second degree of wrist and handnot billable
- T23.3Burn of third degree of wrist and handnot billable
- T23.4Corrosion of unspecified degree of wrist and handnot billable
- T23.5Corrosion of first degree of wrist and handnot billable
- T23.6Corrosion of second degree of wrist and handnot billable