S34.3XXD — Injury of cauda equina, subsequent encounter
Is S34.3XXD billable?
Yes — S34.3XXD is billable for FY2027. S34.3XXD is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S34.3XXD may be submitted for encounters from October 1, 2026 through September 30, 2027.
S34.3XXD at a glance
| Code | S34.3XXD |
|---|---|
| Description | Injury of cauda equina, 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 S34.3XXD?
In S34.3XXD, the 7th character D means subsequent encounter. The 7th character is required for S34.3XXD to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S34.3XXD group to?
S34.3XXD 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 S34.3XXD listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S34.3, the nearest indexed parent of S34.3XXD. Use them to find the family, then select the specific code.
- Concussion › cauda equina (brain) (cerebral) (current)
- Contusion › cauda equina (skin surface intact)
- Injury › cauda equina
- Contusion › spinal cord › cauda equina (skin surface intact)
Use additional code — inherited from Chapter 19
Report an additional code alongside S34.3XXD to fully describe the condition. S34.3XXD 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 S34.3XXD, but a patient may have both at the same time. When documentation supports it, S34.3XXD and the excluded code may both be reported.
Excludes2 — not included here — inherited from S30-S39
The conditions below are not part of S34.3XXD, but a patient may have both at the same time. When documentation supports it, S34.3XXD and the excluded code may both be reported.
Code also — inherited from S34
Two codes may be needed to describe the condition fully. Whether S34.3XXD is sequenced first depends on the reason for the encounter.
How long has S34.3XXD existed?
S34.3XXD 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.