S83.421⚠ Requires 7th Character

Sprain of lateral collateral ligament of right knee

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from category S83

This code is not valid for billing without a 7th character. Append one of the following to S83.421:

Ainitial encounterS83.421ADsubsequent encounterS83.421DSsequelaS83.421S

Sub-codes of S83.421(3)

S83.421 is a non-billable header. Select a sub-code to bill.

S83.421ASprain of lateral collateral ligament of right knee, initial…✓ BillableS83.421DSprain of lateral collateral ligament of right knee, subsequ…✓ BillableS83.421SSprain of lateral collateral ligament of right knee, sequela✓ Billable

Code Hierarchy

┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├S80-S89Injuries to the knee and lower leg (S80-S89)├S83Dislocation and sprain of joints and ligaments of knee
└S83.421Sprain of lateral collateral ligament of right knee

Not sure between two codes?

⇄ Compare S83.421 with another code →
← Back to search