ICD-10-CM > S00-T88 > S70-S79 > S70 > S70.2 > S70.22 > S70.222 S70.222 Blister (nonthermal), left hip Non-Billable/Non-Specific Codes S70.222A..., initial encounterS70.222D..., subsequent encounterS70.222S..., sequela