ICD-10-CM > N00-N99 > N40-N53 > N41 N41 Inflammatory diseases of prostate Non-Billable/Non-Specific Use Additional code (B95-B97), to identify infectious agent. Codes N41.0Acute prostatitisN41.1Chronic prostatitisN41.2Abscess of prostateN41.3ProstatocystitisN41.4Granulomatous prostatitisN41.8Other inflammatory diseases of prostateN41.9Inflammatory disease of prostate, unspecified