| S66.291 | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level | NON-BILLABLE CODE |
| S66.291A | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter | BILLABLE CODE |
| S66.291D | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter | BILLABLE CODE |
| S66.291S | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, sequela | BILLABLE CODE |
| S66.292 | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level | NON-BILLABLE CODE |
| S66.292A | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter | BILLABLE CODE |
| S66.292D | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter | BILLABLE CODE |
| S66.292S | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, sequela | BILLABLE CODE |
| S66.299 | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level | NON-BILLABLE CODE |
| S66.299A | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter | BILLABLE CODE |
| S66.299D | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter | BILLABLE CODE |
| S66.299S | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, sequela | BILLABLE CODE |
