ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.3 > T22.39 > T22.399 T22.399 Burn of third degree of multiple sites of unspecified shoulder and upper limb, except wrist and hand Non-Billable/Non-Specific Codes T22.399A..., initial encounterT22.399D..., subsequent encounterT22.399S..., sequela