ICD-10-CM > S00-T88 > T20-T25 > T21 > T21.6 > T21.66 > T21.66XD T21.66XD Corrosion of second degree of male genital region, subsequent encounter Billable/Specific Copy Code Copy Description Applicable To Corrosion of second degree of penisCorrosion of second degree of scrotumCorrosion of second degree of testis