N00–N99
Diseases of the Genitourinary System
UTI, kidney disease, benign prostatic hyperplasia
N14
Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions
Non-billable
N14.0
Analgesic nephropathy
Billable
N14.1
Nephropathy induced by other drugs, medicaments and biological substances
Non-billable
N14.11
Contrast-induced nephropathy
Billable
N14.19
Nephropathy induced by other drugs, medicaments and biological substances
Billable
N14.2
Nephropathy induced by unspecified drug, medicament or biological substance
Billable
N14.3
Nephropathy induced by heavy metals
Billable
N14.4
Toxic nephropathy, not elsewhere classified
Billable
N15
Other renal tubulo-interstitial diseases
Non-billable
N15.0
Balkan nephropathy
Billable
N15.1
Renal and perinephric abscess
Billable
N15.8
Other specified renal tubulo-interstitial diseases
Billable
N15.9
Renal tubulo-interstitial disease, unspecified
Billable
N16
Renal tubulo-interstitial disorders in diseases classified elsewhere
Billable
N17
Acute kidney failure
Non-billable
N17.0
Acute kidney failure with tubular necrosis
Billable
N17.1
Acute kidney failure with acute cortical necrosis
Billable
N17.2
Acute kidney failure with medullary necrosis
Billable
N17.8
Other acute kidney failure
Billable
N17.9
Acute kidney failure, unspecified
Billable
N18
Chronic kidney disease (CKD)
Non-billable
N18.1
Chronic kidney disease, stage 1
Billable
N18.2
Chronic kidney disease, stage 2 (mild)
Billable
N18.3
Chronic kidney disease, stage 3 (moderate)
Non-billable
N18.30
Chronic kidney disease, stage 3 unspecified
Billable
N18.31
Chronic kidney disease, stage 3a
Billable
N18.32
Chronic kidney disease, stage 3b
Billable
N18.4
Chronic kidney disease, stage 4 (severe)
Billable
N18.5
Chronic kidney disease, stage 5
Billable
N18.6
End stage renal disease
Billable
N18.9
Chronic kidney disease, unspecified
Billable
N19
Unspecified kidney failure
Billable
N20
Calculus of kidney and ureter
Non-billable
N20.0
Calculus of kidney
Billable
N20.1
Calculus of ureter
Billable
N20.2
Calculus of kidney with calculus of ureter
Billable
N20.9
Urinary calculus, unspecified
Billable
N21
Calculus of lower urinary tract
Non-billable
N21.0
Calculus in bladder
Billable
N21.1
Calculus in urethra
Billable
N21.8
Other lower urinary tract calculus
Billable
N21.9
Calculus of lower urinary tract, unspecified
Billable
N22
Calculus of urinary tract in diseases classified elsewhere
Billable
N23
Unspecified renal colic
Billable
N25
Disorders resulting from impaired renal tubular function
Non-billable
N25.0
Renal osteodystrophy
Billable
N25.1
Nephrogenic diabetes insipidus
Billable
N25.8
Other disorders resulting from impaired renal tubular function
Non-billable
N25.81
Secondary hyperparathyroidism of renal origin
Billable
N25.89
Other disorders resulting from impaired renal tubular function
Billable
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