ICD-10-CM 2027 · N25-N29

Other disorders of kidney and ureter

Part of chapter 14, diseases of the genitourinary system.

About N25-N29

Block N25-N29 contains 5 categories and 22 billable codes for FY2027. No codes here changed in the FY2027 update. 0 codes are MCCs and 6 are CCs when reported as secondary diagnoses.

N25Disorders resulting from impaired renal tubular function

N25.0Renal osteodystrophy
N25.1Nephrogenic diabetes insipidus
N25.8Other disorders resulting from impaired renal tubular function
N25.9Disorder resulting from impaired renal tubular function, unspecified

N26Unspecified contracted kidney

N26.1Atrophy of kidney (terminal)
N26.2Page kidney
N26.9Renal sclerosis, unspecified

N27Small kidney of unknown cause

N27.0Small kidney, unilateral
N27.1Small kidney, bilateral
N27.9Small kidney, unspecified

N28Other disorders of kidney and ureter, not elsewhere classified

N28.0Ischemia and infarction of kidney
N28.1Cyst of kidney, acquired
N28.8Other specified disorders of kidney and ureter
N28.9Disorder of kidney and ureter, unspecified

N29Other disorders of kidney and ureter in diseases classified elsewhere

Block notes

Excludes2

disorders of kidney and ureter with urolithiasis (N20-N23)