ICD-10 · PDGM grouping
N30-N39 — Other diseases of the urinary system
Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.2.26.
ICD-10-CM FY2027 · CMS grouper v07.2.26
Codes in range
85
No clinical group
8
A period cannot be grouped from these.
Barred as primary
0
CMS rejects these in the primary position.
Where these codes group
69 of the 85 codes in N30-N39 group to MMTA - Gastrointestinal tract and Genitourinary system, but the range is not uniform — it spreads across 2 clinical groups. A further 8 are assigned no clinical group at all, which means a 30-day period cannot be grouped from them.
Code families in N30-N39
One page per three-character family: every code in it, whether it can lead a claim, its clinical group and comorbidity subgroup.
- N30Cystitis14 codes
- N31Neuromuscular dysfunction of bladder, not elsewhere classified5 codes
- N32Other disorders of bladder7 codes
- N33Bladder disorders in diseases classified elsewhere1 code
- N34Urethritis and urethral syndrome4 codes
- N35Urethral stricture29 codes
- N36Other disorders of urethra10 codes
- N37Urethral disorders in diseases classified elsewhere1 code
- N39Other disorders of urinary system14 codes
Every code in N30-N39
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| N3000 | Acute cystitis without hematuria | J | Can lead a claim |
| N3001 | Acute cystitis with hematuria | J | Can lead a claim |
| N3010 | Interstitial cystitis (chronic) without hematuria | J | Can lead a claim |
| N3011 | Interstitial cystitis (chronic) with hematuria | J | Can lead a claim |
| N3020 | Other chronic cystitis without hematuria | J | Can lead a claim |
| N3021 | Other chronic cystitis with hematuria | J | Can lead a claim |
| N3030 | Trigonitis without hematuria | J | Can lead a claim |
| N3031 | Trigonitis with hematuria | A | Can lead a claim |
| N3040 | Irradiation cystitis without hematuria | J | Can lead a claim |
| N3041 | Irradiation cystitis with hematuria | J | Can lead a claim |
| N3080 | Other cystitis without hematuria | J | Can lead a claim |
| N3081 | Other cystitis with hematuria | J | Can lead a claim |
| N3090 | Cystitis, unspecified without hematuria | J | Can lead a claim |
| N3091 | Cystitis, unspecified with hematuria | J | Can lead a claim |
| N310 | Uninhibited neuropathic bladder, not elsewhere classified | J | Can lead a claim |
| N311 | Reflex neuropathic bladder, not elsewhere classified | J | Can lead a claim |
| N312 | Flaccid neuropathic bladder, not elsewhere classified | J | Can lead a claim |
| N318 | Other neuromuscular dysfunction of bladder | J | Can lead a claim |
| N319 | Neuromuscular dysfunction of bladder, unspecified | J | Can lead a claim |
| N320 | Bladder-neck obstruction | J | Can lead a claim |
| N321 | Vesicointestinal fistula | J | Can lead a claim |
| N322 | Vesical fistula, not elsewhere classified | J | Can lead a claim |
| N323 | Diverticulum of bladder | J | Can lead a claim |
| N3281 | Overactive bladder | J | Can lead a claim |
| N3289 | Other specified disorders of bladder | J | Can lead a claim |
| N329 | Bladder disorder, unspecified | None | Cannot lead a claim |
| N33 | Bladder disorders in diseases classified elsewhere | None | Cannot lead a claim |
| N340 | Urethral abscess | J | Can lead a claim |
| N341 | Nonspecific urethritis | J | Can lead a claim |
| N342 | Other urethritis | J | Can lead a claim |
| N343 | Urethral syndrome, unspecified | J | Can lead a claim |
| N35010 | Post-traumatic urethral stricture, male, meatal | J | Can lead a claim |
| N35011 | Post-traumatic bulbous urethral stricture | J | Can lead a claim |
| N35012 | Post-traumatic membranous urethral stricture | J | Can lead a claim |
| N35013 | Post-traumatic anterior urethral stricture | J | Can lead a claim |
| N35014 | Post-traumatic urethral stricture, male, unspecified | J | Can lead a claim |
| N35016 | Post-traumatic urethral stricture, male, overlapping sites | J | Can lead a claim |
| N35021 | Urethral stricture due to childbirth | A | Can lead a claim |
| N35028 | Other post-traumatic urethral stricture, female | A | Can lead a claim |
| N35111 | Postinfective urethral stricture, NEC, male, meatal | J | Can lead a claim |
| N35112 | Postinfective bulbous urethral stricture, NEC, male | J | Can lead a claim |
| N35113 | Postinfective membranous urethral stricture, NEC, male | A | Can lead a claim |
| N35114 | Postinfective anterior urethral stricture, NEC, male | J | Can lead a claim |
| N35116 | Postinfective urethral stricture, NEC, male, ovrlp sites | J | Can lead a claim |
| N35119 | Postinfective urethral stricture, NEC, male, unsp | J | Can lead a claim |
| N3512 | Postinfective urethral stricture, NEC, female | A | Can lead a claim |
| N35811 | Other urethral stricture, male, meatal | J | Can lead a claim |
| N35812 | Other bulbous urethral stricture, male | J | Can lead a claim |
| N35813 | Other membranous urethral stricture, male | J | Can lead a claim |
| N35814 | Other anterior urethral stricture, male | J | Can lead a claim |
| N35816 | Other urethral stricture, male, overlapping sites | J | Can lead a claim |
| N35819 | Other urethral stricture, male, unspecified site | J | Can lead a claim |
| N3582 | Other urethral stricture, female | J | Can lead a claim |
| N35911 | Unspecified urethral stricture, male, meatal | J | Can lead a claim |
| N35912 | Unspecified bulbous urethral stricture, male | J | Can lead a claim |
| N35913 | Unspecified membranous urethral stricture, male | J | Can lead a claim |
| N35914 | Unspecified anterior urethral stricture, male | J | Can lead a claim |
| N35916 | Unspecified urethral stricture, male, overlapping sites | J | Can lead a claim |
| N35919 | Unspecified urethral stricture, male, unspecified site | J | Can lead a claim |
| N3592 | Unspecified urethral stricture, female | J | Can lead a claim |
| N360 | Urethral fistula | J | Can lead a claim |
| N361 | Urethral diverticulum | J | Can lead a claim |
| N362 | Urethral caruncle | J | Can lead a claim |
| N3641 | Hypermobility of urethra | J | Can lead a claim |
| N3642 | Intrinsic sphincter deficiency (ISD) | J | Can lead a claim |
| N3643 | Combined hypermobility of urethra and intrns sphincter defic | A | Can lead a claim |
| N3644 | Muscular disorders of urethra | J | Can lead a claim |
| N365 | Urethral false passage | J | Can lead a claim |
| N368 | Other specified disorders of urethra | J | Can lead a claim |
| N369 | Urethral disorder, unspecified | None | Cannot lead a claim |
| N37 | Urethral disorders in diseases classified elsewhere | None | Cannot lead a claim |
| N390 | Urinary tract infection, site not specified | J | Can lead a claim |
| N393 | Stress incontinence (female) (male) | J | Can lead a claim |
| N3941 | Urge incontinence | J | Can lead a claim |
| N3942 | Incontinence without sensory awareness | J | Can lead a claim |
| N3943 | Post-void dribbling | None | Cannot lead a claim |
| N3944 | Nocturnal enuresis | None | Cannot lead a claim |
| N3945 | Continuous leakage | None | Cannot lead a claim |
| N3946 | Mixed incontinence | J | Can lead a claim |
| N39490 | Overflow incontinence | J | Can lead a claim |
| N39491 | Coital incontinence | A | Can lead a claim |
| N39492 | Postural (urinary) incontinence | A | Can lead a claim |
| N39498 | Other specified urinary incontinence | J | Can lead a claim |
| N398 | Other specified disorders of urinary system | J | Can lead a claim |
| N399 | Disorder of urinary system, unspecified | None | Cannot lead a claim |
Source: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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