S66.4 Injury of intrinsic muscle, fascia and tendon of thumb at wrist and hand level
Non-billable header ICD10CM Release FY2026
Short description: Injury of intrinsic musc/fasc/tend thumb at wrs/hnd lv
Version history
| Release | Valid from | Valid to | Description | Billable |
|---|---|---|---|---|
| FY2026 | 2025-10-01 | current | Injury of intrinsic muscle, fascia and tendon of thumb at wrist and hand level | no |
Related codes in S66
- S66 Injury of muscle, fascia and tendon at wrist and hand level
- S66.0 Injury of long flexor muscle, fascia and tendon of thumb at wrist and hand level
- S66.00 Unspecified injury of long flexor muscle, fascia and tendon of thumb at wrist and hand level
- S66.001 Unspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level
- S66.001A Unspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter
- S66.001D Unspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter
- S66.001S Unspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, sequela
- S66.002 Unspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level
- S66.002A Unspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter
- S66.002D Unspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter
- S66.002S Unspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level, sequela
- S66.009 Unspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level
- S66.009A Unspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter
- S66.009D Unspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter
- S66.009S Unspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level, sequela
- S66.01 Strain of long flexor muscle, fascia and tendon of thumb at wrist and hand level
- S66.011 Strain of long flexor muscle, fascia and tendon of right thumb at wrist and hand level
- S66.011A Strain of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter
- S66.011D Strain of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter
- S66.011S Strain of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, sequela