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N42

Non-billable

Other and unspecified disorders of prostate

N42 is the ICD-10-CM code for Other and unspecified disorders of prostate. It is a non-billable category code — use a more specific child code such as N42.0 for billing.

Status
Header (non-billable)
Chapter
N00-N99
Subcodes
5
Edition
FY2026

N00-N99 Diseases of the genitourinary system

What this means — in plain language

MedlinePlus · NIH

What is the prostate? The prostate is a gland in the male reproductive system. It lies just below the bladder. It makes fluid that is part of semen. What are prostate diseases? There are many types of prostate diseases: Prostatitis is inflammation (swelling and pain) in the prostate gland. It's the most common type of prostate problem in people under than age 50. There are different types: Chronic prostatitis is…

Read more about Prostate Diseases at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code N42?
N42 is the ICD-10-CM code for "Other and unspecified disorders of prostate". It falls under N00-N99 Diseases of the genitourinary system.
Is N42 a billable code?
No — N42 is a non-billable header code. Use a more specific child code (such as N42.0) for billing.
What are the subcodes of N42?
N42 has 5 more specific child codes, including N42.0, N42.1, N42.3.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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