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 abscess convert 604.99 to ICD-10-CM