DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

S33 Dislocation and sprain of joints and ligaments of lumbar spine and pelvis

  • Header · not billable
  • Codes take a 7th character

S33 is not billable. The category heads 57 billable codes in FY2027, grouped under 9 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Index → code

  • Dislocation (articular)coccyx → S33.2
  • Dislocation (articular)sacrum → S33.2
  • Dislocation (articular)pelvis NEC → S33.30

Where it sits

  1. Chapter 19 Injury, poisoning and certain other consequences of external causes (S00-T88)
  2. S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)
  3. S33 Dislocation and sprain of joints and ligaments of lumbar spine and pelvis
Billable codes
57
Subdivisions
9
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
28

Codes in S33

  1. S33.0
    Traumatic rupture of lumbar intervertebral disc +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Excludes1 1

    Excludes1

    • rupture or displacement (nontraumatic) of lumbar intervertebral disc NOS (M51.- with fifth character 6) M51
  2. S33.1
    Subluxation and dislocation of lumbar vertebra
    Header
    Excludes2 1, Code also 3

    Excludes2

    • fracture of lumbar vertebrae (S32.0-) S32.0

    Code also

    • any associated:
    • open wound of abdomen, lower back and pelvis (S31) S31
    • spinal cord injury (S24.0, S24.1-, S34.0-, S34.1-) S24.0 S24.1 S34.0 S34.1
  3. S33.10
    Subluxation and dislocation of unspecified lumbar vertebra
    Header
  4. S33.100
    Subluxation of unspecified lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  5. S33.101
    Dislocation of unspecified lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  6. S33.11
    Subluxation and dislocation of L1/L2 lumbar vertebra
    Header
  7. S33.110
    Subluxation of L1/L2 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  8. S33.111
    Dislocation of L1/L2 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  9. S33.12
    Subluxation and dislocation of L2/L3 lumbar vertebra
    Header
  10. S33.120
    Subluxation of L2/L3 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  11. S33.121
    Dislocation of L2/L3 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  12. S33.13
    Subluxation and dislocation of L3/L4 lumbar vertebra
    Header
  13. S33.130
    Subluxation of L3/L4 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  14. S33.131
    Dislocation of L3/L4 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  15. S33.14
    Subluxation and dislocation of L4/L5 lumbar vertebra
    Header
  16. S33.140
    Subluxation of L4/L5 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  17. S33.141
    Dislocation of L4/L5 lumbar vertebra +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  18. S33.2
    Dislocation of sacroiliac and sacrococcygeal joint +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  19. S33.3
    Dislocation of other and unspecified parts of lumbar spine and pelvis
    Header
  20. S33.30
    Dislocation of unspecified parts of lumbar spine and pelvis +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  21. S33.39
    Dislocation of other parts of lumbar spine and pelvis +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  22. S33.4
    Traumatic rupture of symphysis pubis +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  23. S33.5
    Sprain of ligaments of lumbar spine +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  24. S33.6
    Sprain of sacroiliac joint +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  25. S33.8
    Sprain of other parts of lumbar spine and pelvis +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  26. S33.9
    Sprain of unspecified parts of lumbar spine and pelvis +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters

Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.

Instructions

At S33

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

  • nontraumatic rupture or displacement of lumbar intervertebral disc NOS (M51.-) M51
  • obstetric damage to pelvic joints and ligaments (O71.6) O71.6

Excludes2

  • dislocation and sprain of joints and ligaments of hip (S73.-) S73
  • strain of muscle of lower back and pelvis (S39.01-) S39.01

Code also

  • any associated open wound

Notes that also apply

Block S30-S39 instructions (Includes 6, Excludes2 6): printed on the block page.

Chapter 19 instructions (Notes 2, Excludes2 2, Use additional code 1): printed on the chapter 19 page.

7th characters

7th characters for S33 defined here

The appropriate 7th character is to be added to each code from category S33

7th characters for S33
7thMeaning (NCHS)
Ainitial encounter
Dsubsequent encounter
Ssequela

A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.

Index entries

  • Dislocation (articular)coccyx → S33.2
  • Dislocation (articular)sacrococcygeal → S33.2
  • Dislocation (articular)sacroiliac (joint) (ligament) → S33.2
  • Dislocation (articular)sacrum → S33.2
  • Dislocation (articular)pelvis NEC → S33.30
  • Dislocation (articular)innominate (pubic junction) (sacral junction) → S33.39
  • Dislocation (articular)symphysis pubis → S33.4
  • Sprain (joint) (ligament)lumbar (spine) → S33.5
  • Sprain (joint) (ligament)pelvis NEC → S33.8
  • Sprain (joint) (ligament)lumbosacral → S33.9
  • Dislocation (articular)vertebra (articular process) (body) (traumatic)lumbar → S33.101
  • Displacement, displacedsacro-iliac (joint) (congenital)current injury → S33.2
  • Dislocation (articular)pelvis NECspecified NEC → S33.39
  • Rupture, rupturedsymphysis pubistraumatic → S33.4
  • Rupture, rupturedtraumaticsymphysis pubis → S33.4
  • Sprain (joint) (ligament)spinelumbar → S33.5
  • Sprain (joint) (ligament)innominatesacral junction → S33.6
  • Sprain (joint) (ligament)sacroiliac (region)joint → S33.6
  • Rupture, rupturedtraumaticintervertebral disclumbar → S33.0
  • Subluxationvertebraltraumaticlumbar → S33.100
  • Dislocation (articular)vertebra (articular process) (body) (traumatic)lumbarjoint betweenL1 and L2 → S33.111
  • Dislocation (articular)vertebra (articular process) (body) (traumatic)lumbarjoint betweenL2 and L3 → S33.121
  • Dislocation (articular)vertebra (articular process) (body) (traumatic)lumbarjoint betweenL3 and L4 → S33.131
  • Dislocation (articular)vertebra (articular process) (body) (traumatic)lumbarjoint betweenL4 and L5 → S33.141
  • Subluxationvertebraltraumaticlumbarjoint betweenL1 and L2 → S33.110
  • Subluxationvertebraltraumaticlumbarjoint betweenL2 and L3 → S33.120
  • Subluxationvertebraltraumaticlumbarjoint betweenL3 and L4 → S33.130
  • Subluxationvertebraltraumaticlumbarjoint betweenL4 and L5 → S33.140

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy