S23
Non-Billable

Dislocation and sprain of joints and ligaments of thorax

Non-Billable / Non-Specific Code

What is Dislocation and sprain of joints and ligaments of thorax?

ICD-10-CM S23 is the diagnosis code for Dislocation and sprain of joints and ligaments of thorax. This code falls under the section "Injuries to the thorax" 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.

â„šī¸ Excludes2

Coding Guidelines for S23

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in S23. If the patient has both, code each condition separately:

  • dislocation, sprain of sternoclavicular joint (S43.2, S43.6)
  • strain of muscle or tendon of thorax (S29.01-)

ICD-10-CM Code Hierarchy

Understanding where S23 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeS23 — Dislocation and sprain of joints and ligaments of thorax
Sub-Codes 7 entries
S23.0Traumatic rupture of thoracic intervertebral discBillableS23.1Subluxation and dislocation of thoracic vertebraNon-BillableS23.10Subluxation and dislocation of unspecified thoracic vertebraNon-BillableS23.100Subluxation of unspecified thoracic vertebraBillableS23.101Dislocation of unspecified thoracic vertebraBillableS23.11Subluxation and dislocation of T1/T2 thoracic vertebraNon-BillableS23.110Subluxation of T1/T2 thoracic vertebraBillableS23.111Dislocation of T1/T2 thoracic vertebraBillableS23.12Subluxation and dislocation of T2/T3-T3/T4 thoracic vertebraNon-BillableS23.120Subluxation of T2/T3 thoracic vertebraBillableS23.121Dislocation of T2/T3 thoracic vertebraBillableS23.122Subluxation of T3/T4 thoracic vertebraBillableS23.123Dislocation of T3/T4 thoracic vertebraBillableS23.13Subluxation and dislocation of T4/T5-T5/T6 thoracic vertebraNon-BillableS23.130Subluxation of T4/T5 thoracic vertebraBillableS23.131Dislocation of T4/T5 thoracic vertebraBillableS23.132Subluxation of T5/T6 thoracic vertebraBillableS23.133Dislocation of T5/T6 thoracic vertebraBillableS23.14Subluxation and dislocation of T6/T7-T7/T8 thoracic vertebraNon-BillableS23.140Subluxation of T6/T7 thoracic vertebraBillableS23.141Dislocation of T6/T7 thoracic vertebraBillableS23.142Subluxation of T7/T8 thoracic vertebraBillableS23.143Dislocation of T7/T8 thoracic vertebraBillableS23.15Subluxation and dislocation of T8/T9-T9/T10 thoracic vertebraNon-BillableS23.150Subluxation of T8/T9 thoracic vertebraBillableS23.151Dislocation of T8/T9 thoracic vertebraBillableS23.152Subluxation of T9/T10 thoracic vertebraBillableS23.153Dislocation of T9/T10 thoracic vertebraBillableS23.16Subluxation and dislocation of T10/T11-T11/T12 thoracic vertebraNon-BillableS23.160Subluxation of T10/T11 thoracic vertebraBillableS23.161Dislocation of T10/T11 thoracic vertebraBillableS23.162Subluxation of T11/T12 thoracic vertebraBillableS23.163Dislocation of T11/T12 thoracic vertebraBillableS23.17Subluxation and dislocation of T12/L1 thoracic vertebraNon-BillableS23.170Subluxation of T12/L1 thoracic vertebraBillableS23.171Dislocation of T12/L1 thoracic vertebraBillableS23.2Dislocation of other and unspecified parts of thoraxNon-BillableS23.20Dislocation of unspecified part of thoraxBillableS23.29Dislocation of other parts of thoraxBillableS23.3Sprain of ligaments of thoracic spineBillableS23.4Sprain of ribs and sternumNon-BillableS23.41Sprain of ribsBillableS23.42Sprain of sternumNon-BillableS23.420Sprain of sternoclavicular (joint) (ligament)BillableS23.421Sprain of chondrosternal jointBillableS23.428Other sprain of sternumBillableS23.429Unspecified sprain of sternumBillableS23.8Sprain of other specified parts of thoraxBillableS23.9Sprain of unspecified parts of thoraxBillable
Related Codes

Frequently Asked Questions

Is S23 a billable ICD-10-CM code?

No, S23 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does S23 mean?

S23 is the ICD-10-CM diagnosis code for "Dislocation and sprain of joints and ligaments of thorax". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is S23 in?

S23 is located in Section S20-S29 — "Injuries to the thorax" within Chapter 19 of the ICD-10-CM Tabular List.

What are the sub-codes of S23?

S23 has 7 sub-code(s) that provide more specific detail: S23.0, S23.1, S23.2, S23.3, S23.4 and more.

When should I use S23?

Use S23 when the patients documented diagnosis matches "Dislocation and sprain of joints and ligaments of thorax" 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 Dislocation and sprain of joints and ligaments of thorax?

The ICD-10-CM code for Dislocation and sprain of joints and ligaments of thorax is S23.

Can S23 be used for primary diagnosis?

No, S23 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is S23 in?

S23 is in Chapter 19 of the ICD-10-CM Tabular List.

Is S23 valid for 2026?

Yes, S23 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousS22.9Fracture of bony thorax, part unspecifiedNext →S23.0Traumatic rupture of thoracic intervertebral disc
Code Details
S23
Dislocation and sprain of joints and ligaments of thorax
Non-Billable / Non-Specific Code
19 — Injury, poisoning and certain other consequences of external causes (S00-T88)
S20-S29 — Injuries to the thorax
2026 ICD-10-CM