ICD-10-CM > S00-T88 > S40-S49 > S43 > S43.2 > S43.21 > S43.211 S43.211 Anterior subluxation of right sternoclavicular joint Non-Billable/Non-Specific Codes S43.211A..., initial encounterS43.211D..., subsequent encounterS43.211S..., sequela