ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.2 > T22.20 T22.20 Burn of second degree of shoulder and upper limb, except wrist and hand, unspecified site Non-Billable/Non-Specific Codes T22.20XA..., initial encounterT22.20XD..., subsequent encounterT22.20XS..., sequela