ICD-10-CM > S00-T88 > T20-T25 > T23 > T23.7 > T23.79 T23.79 Corrosion of third degree of multiple sites of wrist and hand Non-Billable/Non-Specific Codes T23.791Corrosion of third degree of multiple sites of right wrist and handT23.791A..., initial encounterT23.791D..., subsequent encounterT23.791S..., sequelaT23.792Corrosion of third degree of multiple sites of left wrist and handT23.792A..., initial encounterT23.792D..., subsequent encounterT23.792S..., sequelaT23.799Corrosion of third degree of multiple sites of unspecified wrist and handT23.799A..., initial encounterT23.799D..., subsequent encounterT23.799S..., sequela