S33.131ABillable
Dislocation of L3/L4 lumbar vertebra, initial encounter
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- S33
- Effective date
- October 1, 2026
Related codes in category S33
S33Disloc & sprain of joints & ligaments of lumbar spin & pelvS33.0Traumatic rupture of lumbar intervertebral discS33.0XXATraumatic rupture of lumbar intervertebral disc, init encntrYesS33.0XXDTraumatic rupture of lumbar intervertebral disc, subs encntrYesS33.0XXSTraumatic rupture of lumbar intervertebral disc, sequelaYesS33.1Subluxation and dislocation of lumbar vertebraS33.10Subluxation and dislocation of unspecified lumbar vertebraS33.100Subluxation of unspecified lumbar vertebraS33.100ASubluxation of unspecified lumbar vertebra, init encntrYesS33.100DSubluxation of unspecified lumbar vertebra, subs encntrYesS33.100SSubluxation of unspecified lumbar vertebra, sequelaYesS33.101Dislocation of unspecified lumbar vertebra
Frequently asked questions
What is ICD-10 code S33.131A?
S33.131A is an ICD-10-CM diagnosis code for Dislocation of L3/L4 lumbar vertebra, initial encounter.
Is S33.131A a billable code?
Yes. S33.131A is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is S33.131A in?
S33.131A falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did S33.131A become effective?
S33.131A has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to S33.131A?
S33.131A belongs to category S33, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.