N40.1
Benign prostatic hyperplasia with lower urinary tract symptoms
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 10 never code together
N40code
N00-N99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 19
N40.1code
Inclusion terms
- Enlarged prostate with LUTS
Use additional code
- code for associated symptoms, when specified:
- incomplete bladder emptying (R39.14)R39.14R39.14
- nocturia (R35.1)R35.1R35.1
- straining on urination (R39.16)R39.16R39.16
- urinary frequency (R35.0)R35.0R35.0
- urinary hesitancy (R39.11)R39.11R39.11
- urinary incontinence (N39.4-)N39.4-N39.4-
- urinary obstruction (N13.8)N13.8N13.8
- urinary retention (R33.8)R33.8R33.8
- urinary urgency (R39.15)R39.15R39.15
- weak urinary stream (R39.12)R39.12R39.12
N40code
Includes
- adenofibromatous hypertrophy of prostate
- benign hypertrophy of the prostate
- benign prostatic hypertrophy
- BPH
- enlarged prostate
- nodular prostate
- polyp of prostate
Index entries leading here 2
Alongside this code 3 same parent — N40
Medications 3
26 Lower Urinary Tract Symptoms drugs 41 Prostatic Hyperplasia drugs 197 Urinary Tract Infections drugs
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.