S13.120
⚠ Non-billable
Subluxation of C1/C2 cervical vertebrae
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
S13.120
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Injury, Poisoning and Certain Other Consequences of External Causes
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code S13.120?
ICD-10-CM code S13.120 represents Subluxation of C1/C2 cervical vertebrae. It is a non-billable header code requiring a more specific subcategory in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is S13.120 billable?
No. S13.120 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is S13.120 in?
S13.120 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the S13 category
S13
Dislocation and sprain of joints and ligaments at neck level
Non-billable
S13.0
Traumatic rupture of cervical intervertebral disc
Non-billable
S13.1
Subluxation and dislocation of cervical vertebrae
Non-billable
S13.2
Dislocation of other and unspecified parts of neck
Non-billable
S13.4
Sprain of ligaments of cervical spine
Non-billable
S13.5
Sprain of thyroid region
Non-billable
S13.8
Sprain of joints and ligaments of other parts of neck
Non-billable
S13.9
Sprain of joints and ligaments of unspecified parts of neck
Non-billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →