S12.331ABillable

Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture

Short description: Unsp traum nondisp spondylolysis of 4th cervcal vert, init

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S12
Effective date
October 1, 2026

Related codes in category S12

S12Fracture of cervical vertebra and other parts of neckS12.0Fracture of first cervical vertebraS12.00Unspecified fracture of first cervical vertebraS12.000Unspecified displaced fracture of first cervical vertebraS12.000AUnsp disp fx of first cervical vertebra, init for clos fxYesS12.000BUnsp disp fx of first cervical vertebra, init for opn fxYesS12.000DUnsp disp fx of first cervcal vert, subs for fx w routn healYesS12.000GUnsp disp fx of first cervcal vert, subs for fx w delay healYesS12.000KUnsp disp fx of first cervcal vert, subs for fx w nonunionYesS12.000SUnspecified disp fx of first cervical vertebra, sequelaYesS12.001Unspecified nondisplaced fracture of first cervical vertebraS12.001AUnsp nondisp fx of first cervical vertebra, init for clos fxYes

Frequently asked questions

What is ICD-10 code S12.331A?

S12.331A is an ICD-10-CM diagnosis code for Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture.

Is S12.331A a billable code?

Yes. S12.331A is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is S12.331A in?

S12.331A falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S12.331A become effective?

S12.331A has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S12.331A?

S12.331A belongs to category S12, 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.