N40

Non-Billable

ChapterN00–N99

Rankcategory

Official Description

Benign prostatic hyperplasia

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 14: Diseases of the Genitourinary System (N00-N99).

CH14 Parent Instructions

Excludes2(Not included here)

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Includes

adenofibromatous hypertrophy of prostate
benign hypertrophy of the prostate
benign prostatic hypertrophy
BPH
enlarged prostate
nodular prostate
polyp of prostate

Excludes1(Not coded here)

benign neoplasms of prostate (adenoma, benign) (fibroadenoma) (fibroma) (myoma) (D29.1)

Excludes2(Not included here)

malignant neoplasm of prostate (C61)

Clinical Hierarchy

CH14Diseases of the genitourinary system (N00-N99)

N40-N53Diseases of male genital organs (N40-N53)

N40Benign prostatic hyperplasia

N40.0Benign prostatic hyperplasia without lower urinary tract symptoms

N40.1Benign prostatic hyperplasia with lower urinary tract symptoms

N40.2Nodular prostate without lower urinary tract symptoms

N40.3Nodular prostate with lower urinary tract symptoms

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N40:

chapterCH14

Diseases of the genitourinary system (N00-N99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to N40. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

17 raw paths

Enlargement, enlarged7 unique routes

prostate→N40(7 variants)

nodular→N40(2 variants)

with lower urinary tract symptoms (LUTS)→N40

with lower urinary tract symptoms (LUTS)→N40(2 variants)

nodular→N40

without lower urinary tract symptoms (LUTS)→N40(2 variants)

nodular→N40

Hyperplasia, hyperplastic7 unique routes

prostate (adenofibromatous)→N40(7 variants)

nodular→N40(2 variants)