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S12.8XXA

S12.8XXAFracture of other parts of neck, initial encounter

Billable / specific codeICD-10-CM

S12.8XXA is a billable, specific ICD-10-CM code for fracture of other parts of neck, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to code S12.8

A
initial encounter
D
subsequent encounter
S
sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Fracture of hyoid bone
  • Fracture of larynx
  • Fracture of thyroid cartilage
  • Fracture of trachea

Risk adjustment

S12.8XXA risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 401 Vertebral Fractures without Spinal Cord Injury0.522 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

S12.8XXA is named in 4 Medicare coverage policies 4 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck
  • A57205Billing and Coding: Oximetry Services
  • A57311Billing and Coding: Physical Therapy - Home Health
  • A57326Billing and Coding: Electrocardiograms

Related codes at this level

Codes that share S12.8. If S12.8XXA is not quite right, the correct code is usually one of these.

Questions about S12.8XXA

Is S12.8XXA a billable ICD-10-CM code?
Yes. S12.8XXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S12.8XXA sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the neck (S10-S19).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.