Diagnosis Code

N20.0 CALCULUS OF KIDNEY


Code Information

Diagnosis Code: N20.0

Short Description: Calculus of kidney

Long Description: Calculus of kidney

The code N20.0 is VALID for claim submission

Code Classification:

  • Diseases of the genitourinary system (N00–N99)
    • Urolithiasis (N20-N23)
      • Calculus of kidney and ureter (N20)
        • N20.0 Calculus of kidney

Code Version: 2022 ICD-10-CM


Synonyms

  • Autosomal dominant hypophosphatemic bone disease
  • Calcium oxalate calculus of kidney
  • Calcium oxalate urolithiasis
  • Calcium renal calculus
  • Calculus in calyceal diverticulum
  • Calculus in renal pelvis
  • Calyceal renal calculus
  • Cystine calculus of kidney
  • Dent's disease
  • Dominant hypophosphatemia with nephrolithiasis and/or osteoporosis
  • Dysplasia with defective mineralization
  • Kidney stone
  • Lesion of bone
  • Matrix stone of kidney
  • Phosphate kidney stone
  • Phosphate staghorn calculus
  • Recurrent kidney stone
  • Staghorn calculus
  • Uric acid renal calculus
  • Uric acid urolithiasis
  • X-linked recessive nephrolithiasis with renal failure

Diagnostic Related Group(s)

The code N20.0 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Urinary Stones With Mcc (693)
  • Urinary Stones Without Mcc (694)

References to Index of Diseases and Injuries

The code N20.0 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Nephrolithiasis NOS
    • Renal calculus
    • Renal stone
    • Staghorn calculus
    • Stone in kidney

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
N20.0 Right Arrow 592.0 Calculus of kidney

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
N20 Calculus of kidney and ureter
N20.1 Calculus of ureter
N20.2 Calculus of kidney with calculus of ureter
N20.9 Urinary calculus, unspecified


This page was last updated on: 10/1/2023