S34.121S — Incomplete lesion of L1 level of lumbar spinal cord, sequela
S34.121S is a billable, specific ICD-10-CM code for incomplete lesion of l1 level of lumbar spinal cord, sequela. It is valid for submission on a claim.
7th character "S" — sequela
The appropriate 7th character is to be added to each code from category S34
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Incomplete lesion of lumbar spinal cord level 1
Risk adjustment
S34.121S does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
S34.121S is named in 14 Medicare coverage policies — 14 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A53057Billing and Coding: Home Health Occupational Therapy
- A53064Billing and Coding: Outpatient Occupational Therapy
- A53065Billing and Coding: Outpatient Physical Therapy
- A54095Billing and Coding: Nerve Conduction Studies and Electromyography
Code history
S34.121S has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share S34.121. If S34.121S is not quite right, the correct code is usually one of these.
Questions about S34.121S
- Is S34.121S a billable ICD-10-CM code?
- Yes. S34.121S is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does S34.121S sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39).