Chapter 14: Diseases of the genitourinary system (N00–N99)

78 diagnoses listed as covered by Medicare billing and coding articles for HCPCS Level II codes. All chapters.

N04: Nephrotic syndrome

• N04.0 — Nephrotic syndrome with minor glomerular abnormality

N05: Unspecified nephritic syndrome

• N05.2 — Unspecified nephritic syndrome with diffuse membranous…

N17: Acute kidney failure

• N17.0 — Acute kidney failure with tubular necrosis
• N17.1 — Acute kidney failure with acute cortical necrosis
• N17.2 — Acute kidney failure with medullary necrosis
• N17.8 — Other acute kidney failure
• N17.9 — Acute kidney failure, unspecified

N18: Chronic kidney disease (CKD)

• N18.1 — Chronic kidney disease, stage 1
• N18.2 — Chronic kidney disease, stage 2 (mild)
• N18.30 — Chronic kidney disease, stage 3 unspecified
• N18.31 — Chronic kidney disease, stage 3a
• N18.32 — Chronic kidney disease, stage 3b
• N18.4 — Chronic kidney disease, stage 4 (severe)
• N18.5 — Chronic kidney disease, stage 5
• N18.6 — End stage renal disease
• N18.9 — Chronic kidney disease, unspecified

N19: Unspecified kidney failure

• N19 — Unspecified kidney failure

N26: Unspecified contracted kidney

• N26.2 — Page kidney

N28: Other disorders of kidney and ureter, not elsewhere classified

• N28.0 — Ischemia and infarction of kidney

N30: Cystitis

• N30.10 — Interstitial cystitis (chronic) without hematuria
• N30.11 — Interstitial cystitis (chronic) with hematuria

N31: Neuromuscular dysfunction of bladder, not elsewhere classified

• N31.1 — Reflex neuropathic bladder, not elsewhere classified
• N31.2 — Flaccid neuropathic bladder, not elsewhere classified
• N31.8 — Other neuromuscular dysfunction of bladder
• N31.9 — Neuromuscular dysfunction of bladder, unspecified

N32: Other disorders of bladder

• N32.81 — Overactive bladder

N34: Urethritis and urethral syndrome

• N34.1 — Nonspecific urethritis
• N34.2 — Other urethritis

N39: Other disorders of urinary system

• N39.3 — Stress incontinence (female) (male)
• N39.41 — Urge incontinence
• N39.42 — Incontinence without sensory awareness
• N39.43 — Post-void dribbling
• N39.44 — Nocturnal enuresis
• N39.45 — Continuous leakage
• N39.46 — Mixed incontinence
• N39.490 — Overflow incontinence
• N39.491 — Coital incontinence
• N39.492 — Postural (urinary) incontinence
• N39.498 — Other specified urinary incontinence

N40: Benign prostatic hyperplasia

• N40.1 — Benign prostatic hyperplasia with lower urinary tract symptoms

N41: Inflammatory diseases of prostate

• N41.0 — Acute prostatitis
• N41.3 — Prostatocystitis

N48: Other disorders of penis

• N48.5 — Ulcer of penis

N60: Benign mammary dysplasia

• N60.01 — Solitary cyst of right breast
• N60.02 — Solitary cyst of left breast
• N60.11 — Diffuse cystic mastopathy of right breast
• N60.12 — Diffuse cystic mastopathy of left breast
• N60.21 — Fibroadenosis of right breast
• N60.22 — Fibroadenosis of left breast
• N60.31 — Fibrosclerosis of right breast
• N60.32 — Fibrosclerosis of left breast
• N60.41 — Mammary duct ectasia of right breast
• N60.42 — Mammary duct ectasia of left breast
• N60.81 — Other benign mammary dysplasias of right breast
• N60.82 — Other benign mammary dysplasias of left breast

N62: Hypertrophy of breast

• N62 — Hypertrophy of breast

N64: Other disorders of breast

• N64.1 — Fat necrosis of breast

N65: Deformity and disproportion of reconstructed breast

• N65.0 — Deformity of reconstructed breast
• N65.1 — Disproportion of reconstructed breast

N76: Other inflammation of vagina and vulva

• N76.0 — Acute vaginitis
• N76.1 — Subacute and chronic vaginitis
• N76.2 — Acute vulvitis
• N76.3 — Subacute and chronic vulvitis
• N76.5 — Ulceration of vagina
• N76.6 — Ulceration of vulva
• N76.82 — Fournier disease of vagina and vulva
• N76.89 — Other specified inflammation of vagina and vulva

N77: Vulvovaginal ulceration and inflammation in diseases classified elsewhere

• N77.1 — Vaginitis, vulvitis and vulvovaginitis in diseases classified…

N80: Endometriosis

• N80.512 — Deep endometriosis of the rectum
• N80.522 — Deep endometriosis of the sigmoid colon
• N80.532 — Deep endometriosis of the cecum
• N80.542 — Deep endometriosis of the appendix
• N80.552 — Deep endometriosis of other parts of the colon
• N80.562 — Deep endometriosis of the small intestine

N89: Other noninflammatory disorders of vagina

• N89.8 — Other specified noninflammatory disorders of vagina

N90: Other noninflammatory disorders of vulva and perineum

• N90.89 — Other specified noninflammatory disorders of vulva and perineum

N93: Other abnormal uterine and vaginal bleeding

• N93.0 — Postcoital and contact bleeding
• N93.8 — Other specified abnormal uterine and vaginal bleeding