S33.1
ICD-10Non-billable categorySubluxation and dislocation of lumbar vertebra
Official ICD-10-CM descriptor (FY2026)
Subluxation and dislocation of lumbar vertebra
S33.1 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- fracture of lumbar vertebrae (S32.0-)
Code also
Two codes may be needed; sequencing depends on the reason for the encounter.
- any associated:
- open wound of abdomen, lower back and pelvis (S31)
- spinal cord injury (S24.0, S24.1-, S34.0-, S34.1-)
ICD-10-CM FY2026 defines 5 codes beneath S33.1. See the ICD-10-CM index for what this site publishes.
Related codes in S33
- S33.0Traumatic rupture of lumbar intervertebral disccategory
- S33.2Dislocation of sacroiliac and sacrococcygeal jointcategory
- S33.3Dislocation of oth and unsp parts of lumbar spine and pelviscategory
- S33.4Traumatic rupture of symphysis pubiscategory
- S33.5Sprain of ligaments of lumbar spinecategory
- S33.6Sprain of sacroiliac jointcategory
- S33.8Sprain of other parts of lumbar spine and pelviscategory
- S33.9Sprain of unspecified parts of lumbar spine and pelviscategory
Where this code sits
- Parent code
- S33
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.