Is S83.429 a billable code?
No. S83.429 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
S83.429: Sprain of lateral collateral ligament of unspecified knee
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S83.429 groups related diagnoses under sprain of lateral collateral ligament of unspecified knee. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S83.429
- S83.429ASprain of lateral collateral ligament of unspecified knee, initial encounter
- S83.429DSprain of lateral collateral ligament of unspecified knee, subsequent encounter
- S83.429SSprain of lateral collateral ligament of unspecified knee, sequela
Other codes in S83.42 Sprain of lateral collateral ligament of knee
S83.429 questions
What does S83.429 mean?
S83.429 is the ICD-10-CM code for Sprain of lateral collateral ligament of unspecified knee. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.