S46.3
Non-Billable

Injury of muscle, fascia and tendon of triceps

Non-Billable / Non-Specific Code

What is Injury of muscle, fascia and tendon of triceps?

ICD-10-CM S46.3 is the diagnosis code for Injury of muscle, fascia and tendon of triceps. This code falls under the section "Injuries to the shoulder and upper arm" 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.

Coding Guidelines for S46.3

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where S46.3 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 4 entries
S46.30Unspecified injury of muscle, fascia and tendon of tricepsNon-BillableS46.301Unspecified injury of muscle, fascia and tendon of triceps, right armBillableS46.302Unspecified injury of muscle, fascia and tendon of triceps, left armBillableS46.309Unspecified injury of muscle, fascia and tendon of triceps, unspecified armBillableS46.31Strain of muscle, fascia and tendon of tricepsNon-BillableS46.311Strain of muscle, fascia and tendon of triceps, right armBillableS46.312Strain of muscle, fascia and tendon of triceps, left armBillableS46.319Strain of muscle, fascia and tendon of triceps, unspecified armBillableS46.32Laceration of muscle, fascia and tendon of tricepsNon-BillableS46.321Laceration of muscle, fascia and tendon of triceps, right armBillableS46.322Laceration of muscle, fascia and tendon of triceps, left armBillableS46.329Laceration of muscle, fascia and tendon of triceps, unspecified armBillableS46.39Other injury of muscle, fascia and tendon of tricepsNon-BillableS46.391Other injury of muscle, fascia and tendon of triceps, right armBillableS46.392Other injury of muscle, fascia and tendon of triceps, left armBillableS46.399Other injury of muscle, fascia and tendon of triceps, unspecified armBillable
Related Codes

Frequently Asked Questions

Is S46.3 a billable ICD-10-CM code?

No, S46.3 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does S46.3 mean?

S46.3 is the ICD-10-CM diagnosis code for "Injury of muscle, fascia and tendon of triceps". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of S46.3?

The parent code of S46.3 is S46 ("Injury of muscle, fascia and tendon at shoulder and upper arm level"). S46.3 provides a more specific classification within this category.

What section is S46.3 in?

S46.3 is located in Section S40-S49 — "Injuries to the shoulder and upper arm" within Chapter 19 of the ICD-10-CM Tabular List.

What are the sub-codes of S46.3?

S46.3 has 4 sub-code(s) that provide more specific detail: S46.30, S46.31, S46.32, S46.39.

When should I use S46.3?

Use S46.3 when the patients documented diagnosis matches "Injury of muscle, fascia and tendon of triceps" 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 Injury of muscle, fascia and tendon of triceps?

The ICD-10-CM code for Injury of muscle, fascia and tendon of triceps is S46.3.

Can S46.3 be used for primary diagnosis?

No, S46.3 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is S46.3 in?

S46.3 is in Chapter 19 of the ICD-10-CM Tabular List.

Is S46.3 valid for 2026?

Yes, S46.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousS46.299Other injury of muscle, fascia and tendon of other parts of biceps, unspecified armNext →S46.30Unspecified injury of muscle, fascia and tendon of triceps
Code Details
S46.3
Injury of muscle, fascia and tendon of triceps
Non-Billable / Non-Specific Code
19 — Injury, poisoning and certain other consequences of external causes (S00-T88)
S40-S49 — Injuries to the shoulder and upper arm
2026 ICD-10-CM