S13.12
Non-Billable

Subluxation and dislocation of C1/C2 cervical vertebrae

Non-Billable / Non-Specific Code

What is Subluxation and dislocation of C1/C2 cervical vertebrae?

ICD-10-CM S13.12 is the diagnosis code for Subluxation and dislocation of C1/C2 cervical vertebrae. This code falls under the section "Injuries to the neck" within Chapter 19 — Injury, poisoning and certain other consequences of external causes (S00-T88). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions

Coding Guidelines for S13.12

✅ This Code Includes

  • Subluxation and dislocation of atlantoaxial joint

ICD-10-CM Code Hierarchy

Understanding where S13.12 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 2 entries
S13.120Subluxation of C1/C2 cervical vertebraeBillableS13.121Dislocation of C1/C2 cervical vertebraeBillable
Related Codes

Frequently Asked Questions

Is S13.12 a billable ICD-10-CM code?

No, S13.12 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does S13.12 mean?

S13.12 is the ICD-10-CM diagnosis code for "Subluxation and dislocation of C1/C2 cervical vertebrae". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of S13.12?

The parent code of S13.12 is S13.1 ("Subluxation and dislocation of cervical vertebrae"). S13.12 provides a more specific classification within this category.

What section is S13.12 in?

S13.12 is located in Section S10-S19 — "Injuries to the neck" within Chapter 19 of the ICD-10-CM Tabular List.

What are the sub-codes of S13.12?

S13.12 has 2 sub-code(s) that provide more specific detail: S13.120, S13.121.

When should I use S13.12?

Use S13.12 when the patients documented diagnosis matches "Subluxation and dislocation of C1/C2 cervical vertebrae" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Subluxation and dislocation of C1/C2 cervical vertebrae?

The ICD-10-CM code for Subluxation and dislocation of C1/C2 cervical vertebrae is S13.12.

Can S13.12 be used for primary diagnosis?

No, S13.12 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is S13.12 in?

S13.12 is in Chapter 19 of the ICD-10-CM Tabular List.

Is S13.12 valid for 2026?

Yes, S13.12 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousS13.111Dislocation of C0/C1 cervical vertebraeNext →S13.120Subluxation of C1/C2 cervical vertebrae
Code Details
S13.12
Subluxation and dislocation of C1/C2 cervical vertebrae
Non-Billable / Non-Specific Code
19 — Injury, poisoning and certain other consequences of external causes (S00-T88)
S10-S19 — Injuries to the neck
2026 ICD-10-CM