ICD-10-CM › S00-T88 › T20-T25 › T23.4 Corrosion of unspecified degree of... › T23.47
Corrosion of unspecified degree of wrist
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 3 more specific codes instead:
- T23.471 Corrosion of unspecified degree of right wrist (also a header)
- T23.472 Corrosion of unspecified degree of left wrist (also a header)
- T23.479 Corrosion of unspecified degree of unspecified wrist (also a header)
This code requires a seventh character. See the rule below.
What has happened to this code
Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2012 Added to the draft code set draft Corrosion of unspecified degree of wrist
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from T23 Burn and corrosion of wrist and hand
Seventh character required
- The appropriate 7th character is to be added to each code from category T23
Inherited from the T20-T25 section Burns and corrosions of external body surface, specified by site (T20-T25)
Use additional code
- code from category T31 or T32 to identify extent of body surface involved
Includes
- burns and corrosions of first degree [erythema]
- burns and corrosions of second degree [blisters][epidermal loss]
- burns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]
Codes in the same group
| Code | Description | Status |
|---|---|---|
| T23.40 | Corrosion of unspecified degree of hand, unspecified site | Not billable |
| T23.41 | Corrosion of unspecified degree of thumb (nail) | Not billable |
| T23.42 | Corrosion of unspecified degree of single finger (nail) except thumb | Not billable |
| T23.43 | Corrosion of unspecified degree of multiple fingers (nail), not including thumb | Not billable |
| T23.44 | Corrosion of unspecified degree of multiple fingers (nail), including thumb | Not billable |
| T23.45 | Corrosion of unspecified degree of palm | Not billable |
| T23.46 | Corrosion of unspecified degree of back of hand | Not billable |
| T23.49 | Corrosion of unspecified degree of multiple sites of wrist and hand | Not billable |