ICD-10-CM > S00-T88 > S50-S59 > S56 > S56.1 > S56.10 S56.10 Unspecified injury of flexor muscle, fascia and tendon of other and unspecified finger at forearm level Non-Billable/Non-Specific Codes S56.101Unspecified injury of flexor muscle, fascia and tendon of right index finger at forearm levelS56.101A..., initial encounterS56.101D..., subsequent encounterS56.101S..., sequelaS56.102Unspecified injury of flexor muscle, fascia and tendon of left index finger at forearm levelS56.102A..., initial encounterS56.102D..., subsequent encounterS56.102S..., sequelaS56.103Unspecified injury of flexor muscle, fascia and tendon of right middle finger at forearm levelS56.103A..., initial encounterS56.103D..., subsequent encounterS56.103S..., sequelaS56.104Unspecified injury of flexor muscle, fascia and tendon of left middle finger at forearm levelS56.104A..., initial encounterS56.104D..., subsequent encounterS56.104S..., sequelaS56.105Unspecified injury of flexor muscle, fascia and tendon of right ring finger at forearm levelS56.105A..., initial encounterS56.105D..., subsequent encounterS56.105S..., sequelaS56.106Unspecified injury of flexor muscle, fascia and tendon of left ring finger at forearm levelS56.106A..., initial encounterS56.106D..., subsequent encounterS56.106S..., sequelaS56.107Unspecified injury of flexor muscle, fascia and tendon of right little finger at forearm levelS56.107A..., initial encounterS56.107D..., subsequent encounterS56.107S..., sequelaS56.108Unspecified injury of flexor muscle, fascia and tendon of left little finger at forearm levelS56.108A..., initial encounterS56.108D..., subsequent encounterS56.108S..., sequelaS56.109Unspecified injury of flexor muscle, fascia and tendon of unspecified finger at forearm levelS56.109A..., initial encounterS56.109D..., subsequent encounterS56.109S..., sequela