ICD-10-CM > S00-T88 > T20-T25 > T23 > T23.7 T23.7 Corrosion of third degree of wrist and hand Non-Billable/Non-Specific Code First (T51-T65) to identify chemical and intent Use Additional external cause code to identify place (Y92) Codes T23.70Corrosion of third degree of hand, unspecified siteT23.701Corrosion of third degree of right hand, unspecified siteT23.701A..., initial encounterT23.701D..., subsequent encounterT23.701S..., sequelaT23.702Corrosion of third degree of left hand, unspecified siteT23.702A..., initial encounterT23.702D..., subsequent encounterT23.702S..., sequelaT23.709Corrosion of third degree of unspecified hand, unspecified siteT23.709A..., initial encounterT23.709D..., subsequent encounterT23.709S..., sequelaT23.71Corrosion of third degree of thumb (nail)T23.711Corrosion of third degree of right thumb (nail)T23.711A..., initial encounterT23.711D..., subsequent encounterT23.711S..., sequelaT23.712Corrosion of third degree of left thumb (nail)T23.712A..., initial encounterT23.712D..., subsequent encounterT23.712S..., sequelaT23.719Corrosion of third degree of unspecified thumb (nail)T23.719A..., initial encounterT23.719D..., subsequent encounterT23.719S..., sequelaT23.72Corrosion of third degree of single finger (nail) except thumbT23.721Corrosion of third degree of single right finger (nail) except thumbT23.721A..., initial encounterT23.721D..., subsequent encounterT23.721S..., sequelaT23.722Corrosion of third degree of single left finger (nail) except thumbT23.722A..., initial encounterT23.722D..., subsequent encounterT23.722S..., sequelaT23.729Corrosion of third degree of unspecified single finger (nail) except thumbT23.729A..., initial encounterT23.729D..., subsequent encounterT23.729S..., sequelaT23.73Corrosion of third degree of multiple fingers (nail), not including thumbT23.731Corrosion of third degree of multiple right fingers (nail), not including thumbT23.731A..., initial encounterT23.731D..., subsequent encounterT23.731S..., sequelaT23.732Corrosion of third degree of multiple left fingers (nail), not including thumbT23.732A..., initial encounterT23.732D..., subsequent encounterT23.732S..., sequelaT23.739Corrosion of third degree of unspecified multiple fingers (nail), not including thumbT23.739A..., initial encounterT23.739D..., subsequent encounterT23.739S..., sequelaT23.74Corrosion of third degree of multiple fingers (nail), including thumbT23.741Corrosion of third degree of multiple right fingers (nail), including thumbT23.741A..., initial encounterT23.741D..., subsequent encounterT23.741S..., sequelaT23.742Corrosion of third degree of multiple left fingers (nail), including thumbT23.742A..., initial encounterT23.742D..., subsequent encounterT23.742S..., sequelaT23.749Corrosion of third degree of unspecified multiple fingers (nail), including thumbT23.749A..., initial encounterT23.749D..., subsequent encounterT23.749S..., sequelaT23.75Corrosion of third degree of palmT23.751Corrosion of third degree of right palmT23.751A..., initial encounterT23.751D..., subsequent encounterT23.751S..., sequelaT23.752Corrosion of third degree of left palmT23.752A..., initial encounterT23.752D..., subsequent encounterT23.752S..., sequelaT23.759Corrosion of third degree of unspecified palmT23.759A..., initial encounterT23.759D..., subsequent encounterT23.759S..., sequelaT23.76Corrosion of third degree of back of handT23.761Corrosion of third degree of back of right handT23.761A..., initial encounterT23.761D..., subsequent encounterT23.761S..., sequelaT23.762Corrosion of third degree of back of left handT23.762A..., initial encounterT23.762D..., subsequent encounterT23.762S..., sequelaT23.769Corrosion of third degree back of unspecified handT23.769A..., initial encounterT23.769D..., subsequent encounterT23.769S..., sequelaT23.77Corrosion of third degree of wristT23.771Corrosion of third degree of right wristT23.771A..., initial encounterT23.771D..., subsequent encounterT23.771S..., sequelaT23.772Corrosion of third degree of left wristT23.772A..., initial encounterT23.772D..., subsequent encounterT23.772S..., sequelaT23.779Corrosion of third degree of unspecified wristT23.779A..., initial encounterT23.779D..., subsequent encounterT23.779S..., sequelaT23.79Corrosion of third degree of multiple sites of wrist and handT23.791Corrosion 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