| S56.50 | Unspecified injury of other extensor muscle, fascia and tendon at forearm level | NON-BILLABLE CODE |
| S56.501 | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, right arm | NON-BILLABLE CODE |
| S56.501A | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, right arm, initial encounter | BILLABLE CODE |
| S56.501D | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, right arm, subsequent encounter | BILLABLE CODE |
| S56.501S | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, right arm, sequela | BILLABLE CODE |
| S56.502 | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, left arm | NON-BILLABLE CODE |
| S56.502A | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, left arm, initial encounter | BILLABLE CODE |
| S56.502D | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, left arm, subsequent encounter | BILLABLE CODE |
| S56.502S | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, left arm, sequela | BILLABLE CODE |
| S56.509 | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm | NON-BILLABLE CODE |
| S56.509A | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm, initial encounter | BILLABLE CODE |
| S56.509D | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm, subsequent encounter | BILLABLE CODE |
| S56.509S | Unspecified injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm, sequela | BILLABLE CODE |
| S56.51 | Strain of other extensor muscle, fascia and tendon at forearm level | NON-BILLABLE CODE |
| S56.511 | Strain of other extensor muscle, fascia and tendon at forearm level, right arm | NON-BILLABLE CODE |
| S56.511A | Strain of other extensor muscle, fascia and tendon at forearm level, right arm, initial encounter | BILLABLE CODE |
| S56.511D | Strain of other extensor muscle, fascia and tendon at forearm level, right arm, subsequent encounter | BILLABLE CODE |
| S56.511S | Strain of other extensor muscle, fascia and tendon at forearm level, right arm, sequela | BILLABLE CODE |
| S56.512 | Strain of other extensor muscle, fascia and tendon at forearm level, left arm | NON-BILLABLE CODE |
| S56.512A | Strain of other extensor muscle, fascia and tendon at forearm level, left arm, initial encounter | BILLABLE CODE |
| S56.512D | Strain of other extensor muscle, fascia and tendon at forearm level, left arm, subsequent encounter | BILLABLE CODE |
| S56.512S | Strain of other extensor muscle, fascia and tendon at forearm level, left arm, sequela | BILLABLE CODE |
| S56.519 | Strain of other extensor muscle, fascia and tendon at forearm level, unspecified arm | NON-BILLABLE CODE |
| S56.519A | Strain of other extensor muscle, fascia and tendon at forearm level, unspecified arm, initial encounter | BILLABLE CODE |
| S56.519D | Strain of other extensor muscle, fascia and tendon at forearm level, unspecified arm, subsequent encounter | BILLABLE CODE |
| S56.519S | Strain of other extensor muscle, fascia and tendon at forearm level, unspecified arm, sequela | BILLABLE CODE |
| S56.52 | Laceration of other extensor muscle, fascia and tendon at forearm level | NON-BILLABLE CODE |
| S56.521 | Laceration of other extensor muscle, fascia and tendon at forearm level, right arm | NON-BILLABLE CODE |
| S56.521A | Laceration of other extensor muscle, fascia and tendon at forearm level, right arm, initial encounter | BILLABLE CODE |
| S56.521D | Laceration of other extensor muscle, fascia and tendon at forearm level, right arm, subsequent encounter | BILLABLE CODE |
| S56.521S | Laceration of other extensor muscle, fascia and tendon at forearm level, right arm, sequela | BILLABLE CODE |
| S56.522 | Laceration of other extensor muscle, fascia and tendon at forearm level, left arm | NON-BILLABLE CODE |
| S56.522A | Laceration of other extensor muscle, fascia and tendon at forearm level, left arm, initial encounter | BILLABLE CODE |
| S56.522D | Laceration of other extensor muscle, fascia and tendon at forearm level, left arm, subsequent encounter | BILLABLE CODE |
| S56.522S | Laceration of other extensor muscle, fascia and tendon at forearm level, left arm, sequela | BILLABLE CODE |
| S56.529 | Laceration of other extensor muscle, fascia and tendon at forearm level, unspecified arm | NON-BILLABLE CODE |
| S56.529A | Laceration of other extensor muscle, fascia and tendon at forearm level, unspecified arm, initial encounter | BILLABLE CODE |
| S56.529D | Laceration of other extensor muscle, fascia and tendon at forearm level, unspecified arm, subsequent encounter | BILLABLE CODE |
| S56.529S | Laceration of other extensor muscle, fascia and tendon at forearm level, unspecified arm, sequela | BILLABLE CODE |
| S56.59 | Other injury of other extensor muscle, fascia and tendon at forearm level | NON-BILLABLE CODE |
| S56.591 | Other injury of other extensor muscle, fascia and tendon at forearm level, right arm | NON-BILLABLE CODE |
| S56.591A | Other injury of other extensor muscle, fascia and tendon at forearm level, right arm, initial encounter | BILLABLE CODE |
| S56.591D | Other injury of other extensor muscle, fascia and tendon at forearm level, right arm, subsequent encounter | BILLABLE CODE |
| S56.591S | Other injury of other extensor muscle, fascia and tendon at forearm level, right arm, sequela | BILLABLE CODE |
| S56.592 | Other injury of other extensor muscle, fascia and tendon at forearm level, left arm | NON-BILLABLE CODE |
| S56.592A | Other injury of other extensor muscle, fascia and tendon at forearm level, left arm, initial encounter | BILLABLE CODE |
| S56.592D | Other injury of other extensor muscle, fascia and tendon at forearm level, left arm, subsequent encounter | BILLABLE CODE |
| S56.592S | Other injury of other extensor muscle, fascia and tendon at forearm level, left arm, sequela | BILLABLE CODE |
| S56.599 | Other injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm | NON-BILLABLE CODE |
| S56.599A | Other injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm, initial encounter | BILLABLE CODE |
| S56.599D | Other injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm, subsequent encounter | BILLABLE CODE |
| S56.599S | Other injury of other extensor muscle, fascia and tendon at forearm level, unspecified arm, sequela | BILLABLE CODE |
