Question 1

Is S23.420 a billable ICD-10 code?

Accepted Answer

Yes, S23.420 is a valid billable ICD-10-CM code for sprain of sternoclavicular (joint) (ligament). It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code S23.420 mean?

Accepted Answer

ICD-10-CM code S23.420 represents Sprain of sternoclavicular (joint) (ligament). This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code S23.420 introduced?

Accepted Answer

Code S23.420 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code S23.420?

Accepted Answer

The parent category for S23.420 is S23.42 (Sprain of sternum). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

Does S23.420 require a 7th character extension?

Accepted Answer

Yes, S23.420 requires a 7th character to specify the encounter type. Available extensions include: A (initial encounter), D (subsequent encounter), S (sequela). Use "X" as a placeholder to fill empty positions before the 7th character (e.g., S23.420XXA for initial encounter). The extension indicates whether this is an initial visit, follow-up, or treatment for a late effect.

S23.4202027

Excludes215Not included here

Code Also1Consider additional code

Use Additional Code1Add code for detail

Notes2Additional information

Includes10Included conditions

7th Character Extensions3Encounter type specifiers

Is S23.420 a billable ICD-10 code?

What does ICD-10 code S23.420 mean?

When was ICD-10 code S23.420 introduced?

What is the parent category for ICD-10 code S23.420?

Does S23.420 require a 7th character extension?