S33
ICD-10Non-billable categoryDisloc & sprain of joints & ligaments of lumbar spin & pelv
Official ICD-10-CM descriptor (FY2026)
Dislocation and sprain of joints and ligaments of lumbar spine and pelvis
S33 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.
Includes
- avulsion of joint or ligament of lumbar spine and pelvis
- laceration of cartilage, joint or ligament of lumbar spine and pelvis
- sprain of cartilage, joint or ligament of lumbar spine and pelvis
- traumatic hemarthrosis of joint or ligament of lumbar spine and pelvis
- traumatic rupture of joint or ligament of lumbar spine and pelvis
- traumatic subluxation of joint or ligament of lumbar spine and pelvis
- traumatic tear of joint or ligament of lumbar spine and pelvis
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- nontraumatic rupture or displacement of lumbar intervertebral disc NOS (M51.-)
- obstetric damage to pelvic joints and ligaments (O71.6)
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.
- dislocation and sprain of joints and ligaments of hip (S73.-)
- strain of muscle of lower back and pelvis (S39.01-)
Code also
Two codes may be needed; sequencing depends on the reason for the encounter.
- any associated open wound
7th character
- The appropriate 7th character is to be added to each code from category S33
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under S33
- S33.0Traumatic rupture of lumbar intervertebral disccategory
- S33.1Subluxation and dislocation of lumbar vertebracategory
- 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
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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.