R23 — Other skin changes
Is R23 billable?
No — R23 is a non-billable header code. R23 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 7 billable codes beneath R23.
R23 at a glance
| Code | R23 |
|---|---|
| Description | Other skin changes |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes2 — not included here — inherited from Chapter 18
The conditions below are not part of R23, but a patient may have both at the same time. When documentation supports it, R23 and the excluded code may both be reported.
Excludes2 — not included here — inherited from R20-R23
The conditions below are not part of R23, but a patient may have both at the same time. When documentation supports it, R23 and the excluded code may both be reported.
- symptoms relating to breast (N64.4-N64.5)
What codes fall under R23? (7)
How long has R23 existed?
R23 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.