ICD-10-CM > S00-T88 > S50-S59 > S56 > S56.1 > S56.19 S56.19 Other injury of flexor muscle, fascia and tendon of other and unspecified finger at forearm level Non-Billable/Non-Specific Codes S56.191Other injury of flexor muscle, fascia and tendon of right index finger at forearm levelS56.191A..., initial encounterS56.191D..., subsequent encounterS56.191S..., sequelaS56.192Other injury of flexor muscle, fascia and tendon of left index finger at forearm levelS56.192A..., initial encounterS56.192D..., subsequent encounterS56.192S..., sequelaS56.193Other injury of flexor muscle, fascia and tendon of right middle finger at forearm levelS56.193A..., initial encounterS56.193D..., subsequent encounterS56.193S..., sequelaS56.194Other injury of flexor muscle, fascia and tendon of left middle finger at forearm levelS56.194A..., initial encounterS56.194D..., subsequent encounterS56.194S..., sequelaS56.195Other injury of flexor muscle, fascia and tendon of right ring finger at forearm levelS56.195A..., initial encounterS56.195D..., subsequent encounterS56.195S..., sequelaS56.196Other injury of flexor muscle, fascia and tendon of left ring finger at forearm levelS56.196A..., initial encounterS56.196D..., subsequent encounterS56.196S..., sequelaS56.197Other injury of flexor muscle, fascia and tendon of right little finger at forearm levelS56.197A..., initial encounterS56.197D..., subsequent encounterS56.197S..., sequelaS56.198Other injury of flexor muscle, fascia and tendon of left little finger at forearm levelS56.198A..., initial encounterS56.198D..., subsequent encounterS56.198S..., sequelaS56.199Other injury of flexor muscle, fascia and tendon of unspecified finger at forearm levelS56.199A..., initial encounterS56.199D..., subsequent encounterS56.199S..., sequela