N40-N51 ICD-10-CA block: Diseases of male genital organs
N40-N51 isn’t a code on its own. Choose one of the 66 codes beneath it, the one the documentation supports.
Official description
N40-N51Diseases of male genital organs (N40-N51)
ICD-10-CA · Canada
Codes in N40-N51
N40-N51 isn’t a code on its own. Open the group that matches what the note documents.
N40Hyperplasia of prostateN41Inflammatory diseases of prostate (7 codes)N42Other disorders of prostate (7 codes)N43Hydrocele and spermatocele (5 codes)N44Torsion of testis (4 codes)N45Orchitis and epididymitis (6 codes)N46Male infertility (4 codes)N47Disorders of prepuce (3 codes)N48Other disorders of penis (14 codes)N49Inflammatory disorders of male genital organs, not elsewhere classified (6 codes)N50Other disorders of male genital organs (5 codes)N51Disorders of male genital organs in diseases classified elsewhere (4 codes)Notes for N40-N51
As CIHI prints them, with any note N40-N51 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Certain conditions originating in the perinatal period (P00-P96)certain infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 14: Diseases of the genitourinary system (N00-N99)
Where N40-N51 sits
- 1ChapterChapter 14: Diseases of the genitourinary system (N00-N99)
- 2Block N40-N51Diseases of male genital organs
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is N40-N51 a valid ICD-10-CA code?
No. N40-N51 (Diseases of male genital organs) is a block heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 66 codes; record the one the documentation supports.
Where is N40-N51 in ICD-10-CA?
N40-N51 sits under Chapter 14: Diseases of the genitourinary system (N00-N99).
What coding notes apply to N40-N51?
ICD-10-CA lists Excludes notes for N40-N51, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside N40-N51
N00-N08Glomerular diseasesN10-N16Renal tubulo-interstitial diseasesN17-N19Renal failureN20-N23UrolithiasisN25-N29Other disorders of kidney and ureterN30-N39Other diseases of urinary systemN60-N64Disorders of breastN70-N77Inflammatory diseases of female pelvic organsN80-N98Noninflammatory disorders of female genital tractN99-N99Other disorders of the genitourinary system (N99)