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U.S. ICD-10-CM · FY 2027

S12.041K ICD-10-CM Code: Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

S12.041K

Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where S12.041K sits

  1. 1

    Chapter 19

    Injury, poisoning and certain other consequences of external causes (S00-T88)

  2. 2

    Section

    Injuries to the neck (S10-S19)

  3. 3

    Category S12

    Fracture of cervical vertebra and other parts of neck

  4. 4

    Subcategory S12.041

    Nondisplaced lateral mass fracture of first cervical vertebra

  5. 5

    Code S12.041K

    Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for S12.041K.

Code first

No “code first” instruction is listed for S12.041K.

Use additional code

No “use additional code” instruction is listed for S12.041K.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for S12.041K.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for S12.041K.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code S12.041K mean?

S12.041K is the FY 2027 U.S. ICD-10-CM code for “Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion.”

Is S12.041K a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, S12.041K has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is S12.041K located in ICD-10-CM?

S12.041K is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Injuries to the neck (S10-S19) (S10–S19), under category S12, Fracture of cervical vertebra and other parts of neck and subcategory S12.041, Nondisplaced lateral mass fracture of first cervical vertebra.

What coding notes are listed for S12.041K?

No inclusion terms are listed for S12.041K in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

Keep exploring

Related S12.041 codes

S12.041A

Nondisplaced lateral mass fracture of first cervical vertebra, initial encounter for closed fracture

S12.041B

Nondisplaced lateral mass fracture of first cervical vertebra, initial encounter for open fracture

S12.041D

Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

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