S12.9XXA is the authoritative medical code for Fracture of neck, unspecified, initial encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for fracture of neck, unspecified, initial encounter (ICD-10-CM S12.9XXA), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Fracture of neck, unspecified, initial encounter is a billable ICD-10-CM diagnosis code S12.9A. Includes: fracture of cervical neural arch; fracture of cervical spine; fracture of cervical spinous process; fracture of cervical transverse process; fracture of cervical vertebral arch; fracture of neck; injuries of nape; injuries of supraclavicular region; injuries of throat. Inclusion terms: Fracture of neck NOS; Fracture of cervical spine NOS; Fracture of cervical vertebra NOS. Excludes2 (not included here): burns and corrosions T20-T32; effects of foreign body in esophagus T18.1; effects of foreign body in larynx T17.3; effects of foreign body in pharynx T17.2; effects of foreign body in trachea T17.4; frostbite T33-T34; insect bite or sting, venomous T63.4. Code first: any associated cervical spinal cord injury (S14.0, S14.1-). 7th character: The appropriate 7th character is to be added to code S12.9; The appropriate 7th character is to be added to all codes from subcategories S12.0-S12.6.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S12.9XXA in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- fracture of cervical neural arch
- fracture of cervical spine
- fracture of cervical spinous process
- fracture of cervical transverse process
- fracture of cervical vertebral arch
- fracture of neck
- injuries of nape
- injuries of supraclavicular region
- injuries of throat
Inclusion Terms
Alternative terms the tabular list files under this code.
- Fracture of neck NOS
- Fracture of cervical spine NOS
- Fracture of cervical vertebra NOS
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- burns and corrosions T20-T32
- effects of foreign body in esophagus T18.1
- effects of foreign body in larynx T17.3
- effects of foreign body in pharynx T17.2
- effects of foreign body in trachea T17.4
- frostbite T33-T34
- insect bite or sting, venomous T63.4
Code First
Underlying conditions that must be sequenced before this code.
- any associated cervical spinal cord injury (S14.0, S14.1-)
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S12.9XXA require a 7th character?
Yes. The appropriate 7th character is to be added to code S12.9; The appropriate 7th character is to be added to all codes from subcategories S12.0-S12.6.
Can S12.9XXA be reported alongside related conditions?
Per Excludes2 instructions, S12.9XXA and the following may both be reported when both are present: burns and corrosions (T20-T32); effects of foreign body in esophagus (T18.1); effects of foreign body in larynx (T17.3); effects of foreign body in pharynx (T17.2).
Does S12.9XXA need to be sequenced after another code?
Yes. Code first: any associated cervical spinal cord injury (S14.0, S14.1-).
What conditions are included under S12.9XXA?
Fracture of neck, unspecified, initial encounter includes: Fracture of neck NOS; Fracture of cervical spine NOS; Fracture of cervical vertebra NOS.
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as S12.9XXA, with their registry titles.
- S12 — Fracture of cervical vertebra and other parts of neck
- S12.0 — Fracture of first cervical vertebra
- S12.00 — Unspecified fracture of first cervical vertebra
- S12.000 — Unspecified displaced fracture of first cervical vertebra
- S12.000A — Unspecified displaced fracture of first cervical vertebra, initial encounter for closed fracture
- S12.000B — Unspecified displaced fracture of first cervical vertebra, initial encounter for open fracture
- S12.000D — Unspecified displaced fracture of first cervical vertebra, subsequent encounter for fracture with routine healing
- S12.000G — Unspecified displaced fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing
- S12.000K — Unspecified displaced fracture of first cervical vertebra, subsequent encounter for fracture with nonunion
- S12.000S — Unspecified displaced fracture of first cervical vertebra, sequela
- S12.001 — Unspecified nondisplaced fracture of first cervical vertebra
- S12.001A — Unspecified nondisplaced fracture of first cervical vertebra, initial encounter for closed fracture
- S12.001B — Unspecified nondisplaced fracture of first cervical vertebra, initial encounter for open fracture
- S12.001D — Unspecified nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with routine healing
- S12.001G — Unspecified nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing
- S12.001K — Unspecified nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with nonunion
- S12.001S — Unspecified nondisplaced fracture of first cervical vertebra, sequela
- S12.01 — Stable burst fracture of first cervical vertebra
- S12.01XA — Stable burst fracture of first cervical vertebra, initial encounter for closed fracture
- S12.01XB — Stable burst fracture of first cervical vertebra, initial encounter for open fracture
- S12.01XD — Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with routine healing
- S12.01XG — Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing
- S12.01XK — Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with nonunion
- S12.01XS — Stable burst fracture of first cervical vertebra, sequela
- S12.02 — Unstable burst fracture of first cervical vertebra
- S12.02XA — Unstable burst fracture of first cervical vertebra, initial encounter for closed fracture
- S12.02XB — Unstable burst fracture of first cervical vertebra, initial encounter for open fracture
- S12.02XD — Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with routine healing
- S12.02XG — Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing
- S12.02XK — Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with nonunion
- S12.02XS — Unstable burst fracture of first cervical vertebra, sequela
- S12.03 — Posterior arch fracture of first cervical vertebra
- S12.030 — Displaced posterior arch fracture of first cervical vertebra
- S12.030A — Displaced posterior arch fracture of first cervical vertebra, initial encounter for closed fracture
- S12.030B — Displaced posterior arch fracture of first cervical vertebra, initial encounter for open fracture
- S12.030D — Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with routine healing
- S12.030G — Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing
- S12.030K — Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with nonunion
- S12.030S — Displaced posterior arch fracture of first cervical vertebra, sequela
- S12.031 — Nondisplaced posterior arch fracture of first cervical vertebra
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code S13.9XXA
Sprain of joints and ligaments of unspecified parts of neck, initial encounter
ICD Code S15.9XXA
Injury of unspecified blood vessel at neck level, initial encounter
ICD Code S16.9XXA
Unspecified injury of muscle, fascia and tendon at neck level, initial encounter