ICD-10-CM > S00-T88 > S80-S89 > S86 > S86.0 > S86.00 > S86.002 S86.002 Unspecified injury of left Achilles tendon Non-Billable/Non-Specific Codes S86.002A..., initial encounterS86.002D..., subsequent encounterS86.002S..., sequela