ICD-10-CM > S00-T88 > S50-S59 > S56 > S56.1 > S56.19 > S56.198 S56.198 Other injury of flexor muscle, fascia and tendon of left little finger at forearm level Non-Billable/Non-Specific Codes S56.198A..., initial encounterS56.198D..., subsequent encounterS56.198S..., sequela