S32.446Header code — not billable

Nondisplaced fracture of posterior column [ilioischial] of unspecified acetabulum

Short description: Nondisp fx of posterior column of unspecified acetabulum

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S32
Effective date
October 1, 2026

Related codes in category S32

S32Fracture of lumbar spine and pelvisS32.0Fracture of lumbar vertebraS32.00Fracture of unspecified lumbar vertebraS32.000Wedge compression fracture of unspecified lumbar vertebraS32.000AWedge compression fracture of unsp lumbar vertebra, initYesS32.000BWedge comprsn fracture of unsp lum vertebra, init for opn fxYesS32.000DWedge comprsn fx unsp lum vertebra, subs for fx w routn healYesS32.000GWedge comprsn fx unsp lum vertebra, subs for fx w delay healYesS32.000KWedge comprsn fx unsp lum vertebra, subs for fx w nonunionYesS32.000SWedge compression fracture of unsp lumbar vertebra, sequelaYesS32.001Stable burst fracture of unspecified lumbar vertebraS32.001AStable burst fracture of unsp lumbar vertebra, initYes

Frequently asked questions

What is ICD-10 code S32.446?

S32.446 is an ICD-10-CM diagnosis code for Nondisplaced fracture of posterior column [ilioischial] of unspecified acetabulum.

Is S32.446 a billable code?

No. S32.446 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is S32.446 in?

S32.446 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S32.446 become effective?

S32.446 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S32.446?

S32.446 belongs to category S32, 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.