S24.149Header code — not billable

Brown-Sequard syndrome at unspecified level of thoracic spinal cord

Short description: Brown-Sequard syndrome at unsp level of thoracic spinal cord

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S24
Effective date
October 1, 2026

Related codes in category S24

Frequently asked questions

What is ICD-10 code S24.149?

S24.149 is an ICD-10-CM diagnosis code for Brown-Sequard syndrome at unspecified level of thoracic spinal cord.

Is S24.149 a billable code?

No. S24.149 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is S24.149 in?

S24.149 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S24.149 become effective?

S24.149 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S24.149?

S24.149 belongs to category S24, 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.