604 Orchitis and epididymitis 
604.0 Orchitis, epididymitis, and epididymo-orchitis, with abscess convert 604.0 to ICD-10-CM
604.9 Other orchitis epididymitis and epididymo-orchitis without mention of abscess 
604.90 Orchitis and epididymitis, unspecified convert 604.90 to ICD-10-CM 604.91 Orchitis and epididymitis in diseases classified elsewhere convert 604.91 to ICD-10-CM 604.99 Other orchitis, epididymitis, and epididymo-orchitis, without mention of abscess convert 604.99 to ICD-10-CM