S64.02XA — Injury of ulnar nerve at wrist and hand level of left arm, initial encounter
Is S64.02XA billable?
Yes — S64.02XA is billable for FY2027. S64.02XA is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S64.02XA may be submitted for encounters from October 1, 2026 through September 30, 2027.
S64.02XA at a glance
| Code | S64.02XA |
|---|---|
| Description | Injury of ulnar nerve at wrist and hand level of left arm, initial encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "A" | initial encounter |
What does the 7th character "A" mean in S64.02XA?
In S64.02XA, the 7th character A means initial encounter. The 7th character is required for S64.02XA to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S64.02XA group to?
S64.02XA sits in MDC 01 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.
- 073Cranial and Peripheral Nerve Disorders with MCCmedical
- 074Cranial and Peripheral Nerve Disorders without MCCmedical
How is S64.02XA listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S64.0, the nearest indexed parent of S64.02XA. Use them to find the family, then select the specific code.
- Injury › nerve NEC › ulnar › hand
Use additional code — inherited from Chapter 19
Report an additional code alongside S64.02XA to fully describe the condition. S64.02XA is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of S64.02XA, but a patient may have both at the same time. When documentation supports it, S64.02XA and the excluded code may both be reported.
Excludes2 — not included here — inherited from S60-S69
The conditions below are not part of S64.02XA, but a patient may have both at the same time. When documentation supports it, S64.02XA and the excluded code may both be reported.
Code also — inherited from S64
Two codes may be needed to describe the condition fully. Whether S64.02XA is sequenced first depends on the reason for the encounter.
- any associated open wound (S61.-)
How long has S64.02XA existed?
S64.02XA 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.