N25.89 Other disorders resulting from impaired renal tubular function

Billable ICD-10-CM code, FY2026.

Applicable to

• Hypokalemic nephropathy
• Lightwood-Albright syndrome
• Renal tubular acidosis NOS

MS-DRG index

Defines the logic of DRG(s) 698-700 in MDC 11.

Approximate ICD-9-CM (GEMs)

• 588.89 Other specified disorders resulting from impaired renal function

Diagnosis Index entries for N25.89

• Acidosis (lactic) › kidney, tubular
• Acidosis (lactic) › renal (hyperchloremic) (tubular)
• Depletion › potassium › nephropathy
• Disease, diseased › Lightwood's (renal tubular acidosis)
• Disorder (of) › impaired renal tubular function › specified NEC
• Disorder (of) › kidney › tubular function › specified NEC
• Disorder (of) › tubulo-renal function, impaired › specified NEC
• Impaired, impairment (function) › kidney › disorder resulting from › specified NEC
• Impaired, impairment (function) › renal (acute) (chronic) › disorder resulting from › specified NEC
• Lightwood-Albright syndrome
• Lightwood's disease or syndrome (renal tubular acidosis)
• Nephropathy › hypercalcemic
• Nephropathy › hypokalemic (vacuolar)
• Nephropathy › potassium depletion
• Nephropathy › protein-losing
• Nephropathy › water-losing
• Nephrosis, nephrotic (Epstein's) (syndrome) (congenital) › osmotic (sucrose)
• Syndrome › Lightwood's
• Water-losing nephritis

Nearby codes

• N25 Disorders resulting from impaired renal tubular function
• N25.0 Renal osteodystrophy
• N25.1 Nephrogenic diabetes insipidus
• N25.8 Other disorders resulting from impaired renal tubular function
• N25.81 Secondary hyperparathyroidism of renal origin
• N25.89 Other disorders resulting from impaired renal tubular function (this code)
• N25.9 Disorder resulting from impaired renal tubular function, unspecified