Other diseases of the urinary system (N30-N39)
N30Cystitis
Use Additional Code: code to identify infectious agent (B95-B97)
Excludes 1: prostatocystitis (N41.3)
N30.0Acute cystitis
Excludes 1: irradiation cystitis (N30.4-)
› trigonitis (N30.3-)
N30.00Acute cystitis without hematuria
N30.01Acute cystitis with hematuria
N30.1Interstitial cystitis (chronic)
N30.10Interstitial cystitis (chronic) without hematuria
N30.11Interstitial cystitis (chronic) with hematuria
N30.2Other chronic cystitis
N30.20Other chronic cystitis without hematuria
N30.21Other chronic cystitis with hematuria
N30.3Trigonitis
› Urethrotrigonitis
N30.30Trigonitis without hematuria
N30.31Trigonitis with hematuria
N30.4Irradiation cystitis
N30.40Irradiation cystitis without hematuria
N30.41Irradiation cystitis with hematuria
N30.8Other cystitis
› Abscess of bladder
N30.80Other cystitis without hematuria
N30.81Other cystitis with hematuria
N30.9Cystitis, unspecified
N30.90Cystitis, unspecified without hematuria
N30.91Cystitis, unspecified with hematuria
N31Neuromuscular dysfunction of bladder, not elsewhere classified
Use Additional Code: code to identify any associated urinary incontinence (N39.3-N39.4-)
Excludes 1: cord bladder NOS (G95.89)
› neurogenic bladder due to cauda equina syndrome (G83.4)
› neuromuscular dysfunction due to spinal cord lesion (G95.89)
N31.0Uninhibited neuropathic bladder, not elsewhere classified
N31.1Reflex neuropathic bladder, not elsewhere classified
N31.2Flaccid neuropathic bladder, not elsewhere classified
› Atonic (motor) (sensory) neuropathic bladder
› Autonomous neuropathic bladder
› Nonreflex neuropathic bladder
N31.8Other neuromuscular dysfunction of bladder
N31.9Neuromuscular dysfunction of bladder, unspecified
› Neurogenic bladder dysfunction NOS
N32Other disorders of bladder
Excludes 2: calculus of bladder (N21.0)
› cystocele (N81.1-)
› hernia or prolapse of bladder, female (N81.1-)
N32.0Bladder-neck obstruction
› Bladder-neck stenosis (acquired)
Excludes 1: congenital bladder-neck obstruction (Q64.3-)
N32.1Vesicointestinal fistula
› Vesicorectal fistula
N32.2Vesical fistula, not elsewhere classified
Excludes 1: fistula between bladder and female genital tract (N82.0-N82.1)
N32.3Diverticulum of bladder
Excludes 1: congenital diverticulum of bladder (Q64.6)
› diverticulitis of bladder (N30.8-)
N32.8Other specified disorders of bladder
N32.81Overactive bladder
› Detrusor muscle hyperactivity
Excludes 1: frequent urination due to specified bladder condition- code to condition
N32.89Other specified disorders of bladder
› Bladder hemorrhage
› Bladder hypertrophy
› Calcified bladder
› Contracted bladder
N32.9Bladder disorder, unspecified
N33Bladder disorders in diseases classified elsewhere
Code First: underlying disease, such as:
› schistosomiasis (B65.0-B65.9)
Excludes 1: bladder disorder in syphilis (A52.76)
› bladder disorder in tuberculosis (A18.12)
› candidal cystitis (B37.41)
› chlamydial cystitis (A56.01)
› cystitis in gonorrhea (A54.01)
› cystitis in neurogenic bladder (N31.-)
› diphtheritic cystitis (A36.85)
› syphilitic cystitis (A52.76)
› trichomonal cystitis (A59.03)
N34Urethritis and urethral syndrome
Use Additional Code: code (B95-B97), to identify infectious agent.
Excludes 2: Reiter's disease (M02.3-)
› urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)
› urethrotrigonitis (N30.3-)
N34.0Urethral abscess
› Abscess (of) Cowper's gland
› Abscess (of) Littré's gland
› Abscess (of) urethral (gland)
› Periurethral abscess
Excludes 1: urethral caruncle (N36.2)
N34.1Nonspecific urethritis
› Nongonococcal urethritis
› Nonvenereal urethritis
N34.2Other urethritis
› Meatitis, urethral
› Postmenopausal urethritis
› Ulcer of urethra (meatus)
› Urethritis NOS
N34.3Urethral syndrome, unspecified
N35Urethral stricture
Excludes 1: congenital urethral stricture (Q64.3-)
› postprocedural urethral stricture (N99.1-)
N35.0Post-traumatic urethral stricture
› Urethral stricture due to injury
Excludes 1: postprocedural urethral stricture (N99.1-)
N35.01Post-traumatic urethral stricture, male
N35.010Post-traumatic urethral stricture, male, meatal
N35.011Post-traumatic bulbous urethral stricture
N35.012Post-traumatic membranous urethral stricture
N35.013Post-traumatic anterior urethral stricture
N35.014Post-traumatic urethral stricture, male, unspecified
N35.016Post-traumatic urethral stricture, male, overlapping sites
N35.02Post-traumatic urethral stricture, female
N35.021Urethral stricture due to childbirth
N35.028Other post-traumatic urethral stricture, female
N35.1Postinfective urethral stricture, not elsewhere classified
Excludes 1: urethral stricture associated with schistosomiasis (B65.-, N29)
› gonococcal urethral stricture (A54.01)
› syphilitic urethral stricture (A52.76)
N35.11Postinfective urethral stricture, not elsewhere classified, male
N35.111Postinfective urethral stricture, not elsewhere classified, male, meatal
N35.112Postinfective bulbous urethral stricture, not elsewhere classified, male
N35.113Postinfective membranous urethral stricture, not elsewhere classified, male
N35.114Postinfective anterior urethral stricture, not elsewhere classified, male
N35.116Postinfective urethral stricture, not elsewhere classified, male, overlapping sites
N35.119Postinfective urethral stricture, not elsewhere classified, male, unspecified
N35.12Postinfective urethral stricture, not elsewhere classified, female
N35.8Other urethral stricture
Excludes 1: postprocedural urethral stricture (N99.1-)
N35.81Other urethral stricture, male
N35.811Other urethral stricture, male, meatal
N35.812Other bulbous urethral stricture, male
N35.813Other membranous urethral stricture, male
N35.814Other anterior urethral stricture, male
N35.816Other urethral stricture, male, overlapping sites
N35.819Other urethral stricture, male, unspecified site
N35.82Other urethral stricture, female
N35.9Urethral stricture, unspecified
N35.91Urethral stricture, unspecified, male
N35.911Unspecified urethral stricture, male, meatal
N35.912Unspecified bulbous urethral stricture, male
N35.913Unspecified membranous urethral stricture, male
N35.914Unspecified anterior urethral stricture, male
N35.916Unspecified urethral stricture, male, overlapping sites
N35.919Unspecified urethral stricture, male, unspecified site
› Pinhole meatus NOS
› Urethral stricture NOS
N35.92Unspecified urethral stricture, female
N36Other disorders of urethra
N36.0Urethral fistula
› Urethroperineal fistula
› Urethrorectal fistula
› Urinary fistula NOS
Excludes 1: urethroscrotal fistula (N50.89)
› urethrovaginal fistula (N82.1)
› urethrovesicovaginal fistula (N82.1)
N36.1Urethral diverticulum
N36.2Urethral caruncle
N36.4Urethral functional and muscular disorders
Use Additional Code: code to identify associated urinary stress incontinence (N39.3)
N36.41Hypermobility of urethra
N36.42Intrinsic sphincter deficiency (ISD)
N36.43Combined hypermobility of urethra and intrinsic sphincter deficiency
N36.44Muscular disorders of urethra
› Bladder sphincter dyssynergy
N36.5Urethral false passage
N36.8Other specified disorders of urethra
Excludes 1: congenital urethrocele (Q64.7)
› female urethrocele (N81.0)
N36.9Urethral disorder, unspecified
N37Urethral disorders in diseases classified elsewhere
Code First: underlying disease
Excludes 1: urethritis (in):
› candidal infection (B37.41)
› chlamydial (A56.01)
› gonorrhea (A54.01)
› syphilis (A52.76)
› trichomonal infection (A59.03)
› tuberculosis (A18.13)
N39Other disorders of urinary system
Excludes 2: hematuria NOS (R31.-)
› recurrent or persistent hematuria (N02.-)
› recurrent or persistent hematuria with specified morphological lesion (N02.-)
› proteinuria NOS (R80.-)
N39.0Urinary tract infection, site not specified
Use Additional Code: code (B95-B97), to identify infectious agent.
Excludes 1: candidiasis of urinary tract (B37.4-)
› neonatal urinary tract infection (P39.3)
› pyuria (R82.81)
› urinary tract infection of specified site, such as:
› cystitis (N30.-)
› urethritis (N34.-)
N39.3Stress incontinence (female) (male)
Code Also: any associated overactive bladder (N32.81)
Excludes 1: mixed incontinence (N39.46)
N39.4Other specified urinary incontinence
Code Also: any associated overactive bladder (N32.81)
Excludes 1: enuresis NOS (R32)
› functional urinary incontinence (R39.81)
› urinary incontinence associated with cognitive impairment (R39.81)
› urinary incontinence NOS (R32)
› urinary incontinence of nonorganic origin (F98.0)
N39.41Urge incontinence
Excludes 1: mixed incontinence (N39.46)
N39.42Incontinence without sensory awareness
› Insensible (urinary) incontinence
N39.43Post-void dribbling
N39.44Nocturnal enuresis
Excludes 2: nocturnal polyuria (R35.81)
N39.45Continuous leakage
N39.46Mixed incontinence
› Urge and stress incontinence
N39.49Other specified urinary incontinence
N39.490Overflow incontinence
N39.491Coital incontinence
N39.492Postural (urinary) incontinence
N39.498Other specified urinary incontinence
› Reflex incontinence
› Total incontinence
N39.8Other specified disorders of urinary system
N39.9Disorder of urinary system, unspecified