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S14.138A

S14.138AAnterior cord syndrome at C8 level of cervical spinal cord, initial encounter

Billable / specific codeICD-10-CM

S14.138A is a billable, specific ICD-10-CM code for anterior cord syndrome at c8 level of cervical spinal cord, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to each code from category S14

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

S14.138A risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 182 Spinal Cord Disorders/Injuries0.478 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

S14.138A is named in 13 Medicare coverage policies 13 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A54095Billing and Coding: Nerve Conduction Studies and Electromyography
  • A54969Billing and Coding: Nerve Conduction Studies and Electromyography
  • A56619Billing and Coding: Nerve Conduction Studies and Electromyography
  • A56773Billing and Coding: Neurophysiology Evoked Potentials (NEPs)

Related codes at this level

Codes that share S14.138. If S14.138A is not quite right, the correct code is usually one of these.

Questions about S14.138A

Is S14.138A a billable ICD-10-CM code?
Yes. S14.138A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S14.138A 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.