S66.327

Hierarchy

Where S66.327 sits in the official hierarchy. Each level is the code it is classified under.

1. S66 Injury of muscle, fascia and tendon at wrist and hand level
2. S66.3 Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
3. S66.32 Parent Laceration of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
4. S66.327 This code Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

• S66.327A Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level, initial encounter Billable
• S66.327D Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level, subsequent encounter Billable
• S66.327S Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level, sequela Billable

Version History

How S66.327 appears in each release imported from the official files, newest first.

1. FY 2027 Effective October 1, 2026

   Current

   Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level

2. FY 2026 Effective October 1, 2025

   Unchanged

   Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level