N42.3Header code — not billable
Dysplasia of prostate
- Chapter
- 14. Diseases of the genitourinary system
- Category
- N42
- Effective date
- October 1, 2026
Related codes in category N42
N42Other and unspecified disorders of prostateN42.0Calculus of prostateYesN42.1Congestion and hemorrhage of prostateYesN42.30Unspecified dysplasia of prostateYesN42.31Prostatic intraepithelial neoplasiaYesN42.32Atypical small acinar proliferation of prostateYesN42.39Other dysplasia of prostateYesN42.8Other specified disorders of prostateN42.81Prostatodynia syndromeYesN42.82Prostatosis syndromeYesN42.83Cyst of prostateYesN42.89Other specified disorders of prostateYes
Frequently asked questions
What is ICD-10 code N42.3?
N42.3 is an ICD-10-CM diagnosis code for Dysplasia of prostate.
Is N42.3 a billable code?
No. N42.3 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is N42.3 in?
N42.3 falls under Chapter 14: Diseases of the genitourinary system.
When did N42.3 become effective?
N42.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to N42.3?
N42.3 belongs to category N42, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.